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Afghanistandegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria (2016)
American Samoanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Angoladegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, typhoid fever
vectorborne diseases: dengue fever, malaria
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Anguillanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Antigua and Barbudanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Argentinanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Arubanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Bangladeshdegree of risk: high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: dengue fever and malaria are high risks in some locations
water contact disease: leptospirosis
animal contact disease: rabies (2016)
Barbadosnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Belizedegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Benindegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever, malaria, and yellow fever
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Bhutandegree of risk: high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever (2016)
Boliviadegree of risk: very high
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne diseases: dengue fever, malaria, and yellow fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Botswanadegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria (2016)
Brazildegree of risk: very high
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne diseases: dengue fever and malaria
water contact disease: schistosomiasis
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Burkina Fasodegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever, malaria, and yellow fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Burmadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever, malaria, and Japanese encephalitis
water contact disease: leptospirosis
animal contact disease: rabies (2016)
Burundidegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Cambodiadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever, Japanese encephalitis, and malaria (2016)
Cameroondegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Cape Verdenote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Cayman Islandsnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Central African Republicdegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: malaria and dengue fever
respiratory disease: meningococcal meningitis
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Chaddegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Chinadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: Japanese encephalitis
soil contact disease: hantaviral hemorrhagic fever with renal syndrome (HFRS) (2016)
Colombiadegree of risk: high
food or waterborne diseases: bacterial diarrhea
vectorborne diseases: dengue fever, malaria, and yellow fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Congo, Democratic Republic of thedegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and trypanosomiasis-gambiense (African sleeping sickness)
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Congo, Republic of thedegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria and dengue fever
animal contact disease: rabies
water contact disease: schistosomiasis (2016)
Costa Ricadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne diseases: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Cote d'Ivoiredegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
animal contact disease: rabies
respiratory disease: meningococcal meningitis (2016)
Croatiadegree of risk: intermediate
vectorborne diseases: tickborne encephalitis (2016)
Cubadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne diseases: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Curacaonote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Djiboutidegree of risk: high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever (2016)
Dominicanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Dominican Republicdegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
East Timordegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria (2016)
Ecuadordegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Egyptdegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
water contact disease: schistosomiasis (2016)
El Salvadordegree of risk: high
food or waterborne diseases: bacterial and protozoal diarrhea
vectorborne diseases: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Equatorial Guineadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria and dengue fever
animal contact disease: rabies (2016)
Eritreadegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever (2016)
Estoniadegree of risk: intermediate
vectorborne disease: tickborne encephalitis (2016)
Ethiopiadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
respiratory disease: meningococcal meningitis
animal contact disease: rabies
water contact disease: schistosomiasis (2016)
Fijinote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Gabondegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Gambia, Thedegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Ghanadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Grenadanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Guatemaladegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Guineadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
aerosolized dust or soil contact disease: Lassa fever
animal contact disease: rabies (2016)
Guinea-Bissaudegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Guyanadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Haitidegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Hondurasdegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Hungarydegree of risk: intermediate
vectorborne diseases: tickborne encephalitis (2016)
Indiadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: dengue fever, Japanese encephalitis, and malaria
water contact disease: leptospirosis
animal contact disease: rabies (2016)
Indonesiadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria (2016)
Irandegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne diseases: Crimean-Congo hemorrhagic fever (2016)
Iraqdegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever (2016)
Jamaicanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Kenyadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria, dengue fever, and Rift Valley fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Laosdegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria (2016)
Latviadegree of risk: intermediate
vectorborne diseases: tickborne encephalitis (2016)
Liberiadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
aerosolized dust or soil contact disease: Lassa fever
animal contact disease: rabies (2016)
Lithuaniadegree of risk: intermediate
vectorborne diseases: tickborne encephalitis (2016)
Madagascardegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Malawidegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Malaysiadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne diseases: dengue fever
water contact disease: leptospirosis (2016)
Malidegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Marshall Islandsnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Mauritaniadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Mexicodegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne disease: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Micronesia, Federated States ofnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Montenegrodegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne disease: Crimean-Congo hemorrhagic fever (2016)
Mozambiquedegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Namibiadegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria
water contact disease: schistosomiasis (2016)
Nepaldegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A and E, and typhoid fever
vectorborne disease: Japanese encephalitis, malaria, and dengue fever (2016)
New Caledonianote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Nicaraguadegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Nigerdegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Nigeriadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact diseases: leptospirosis and schistosomiasis
respiratory disease: meningococcal meningitis
aerosolized dust or soil contact disease: Lassa fever
animal contact disease: rabies (2016)
Pakistandegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: dengue fever and malaria
animal contact disease: rabies (2016)
Panamadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne disease: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Papua New Guineadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Paraguaydegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Perudegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever, malaria, and Bartonellosis (Oroya fever)
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Philippinesdegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
water contact disease: leptospirosis (2016)
Polanddegree of risk: intermediate
vectorborne disease: tickborne encephalitis (2016)
Puerto Riconote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Russiadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea
vectorborne disease: tickborne encephalitis (2016)
Rwandadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
animal contact disease: rabies (2016)
Saint Barthelemynote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Saint Lucianote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Saint Martinnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Saint Vincent and the Grenadinesnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Samoanote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Sao Tome and Principedegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis (2016)
Senegaldegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Serbiadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea (2016)
Sierra Leonedegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
water contact disease: schistosomiasis
animal contact disease: rabies
aerosolized dust or soil contact disease: Lassa fever (2016)
Singaporenote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Sint Maartennote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Somaliadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: dengue fever, malaria, and Rift Valley fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
South Africadegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
water contact disease: schistosomiasis (2016)
South Sudandegree of risk: very high
food or waterborne disease: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne disease: malaria, dengue fever, trypanosomiasis-Gambiense (African sleeping sickness)
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Sri Lankadegree of risk: high
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne disease: dengue fever
water contact disease: leptospirosis
animal contact disease: rabies (2016)
Sudandegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: malaria, dengue fever, and Rift Valley fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2016)
Surinamedegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Swazilanddegree of risk: intermediate
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria
water contact disease: schistosomiasis (2016)
Tajikistandegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria (2016)
Tanzaniadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and Rift Valley fever
water contact diseases: schistosomiasis and leptospirosis
animal contact disease: rabies (2016)
Thailanddegree of risk: very high
food or waterborne diseases: bacterial diarrhea
vectorborne diseases: dengue fever, Japanese encephalitis, and malaria (2016)
Togodegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria, dengue fever, and yellow fever
respiratory disease: meningococcal meningitis
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Tonganote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Trinidad and Tobagonote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Turks and Caicos Islandsnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Ugandadegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A and E, and typhoid fever
vectorborne diseases: malaria, dengue fever, and trypanosomiasis-Gambiense (African sleeping sickness)
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Venezueladegree of risk: high
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne diseases: dengue fever and malaria
note: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Vietnamdegree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever, malaria, and Japanese encephalitis (2016)
Virgin Islandsnote: active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016)
Yemendegree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: dengue fever and malaria
water contact disease: schistosomiasis (2016)
Zambiadegree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)
Zimbabwedegree of risk: high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne diseases: malaria and dengue fever
water contact disease: schistosomiasis
animal contact disease: rabies (2016)

Source: CIA Factbook