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Travelers' Health

Travel Health Notices

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COVID-19 Travel Health Notices

Travel Health Notices inform travelers and clinicians about current health issues that impact travelers’ health, like disease outbreaks, special events or gatherings, and natural disasters, in destinations around the world. See types of travel notices.

Department of State Safety and Security Alerts: Travel Advisories.

Warning Level 3, Avoid Nonessential Travel

CDC recommends that travelers avoid all nonessential travel to Venezuela. The country is experiencing outbreaks of infectious diseases, and adequate health care is currently not available in most of the country. Health Infrastructure Breakdown in Venezuela396
Health Infrastructure Breakdown in Venezuela September 30, 2020 CDC recommends that travelers avoid all nonessential travel to Venezuela. The country is experiencing outbreaks of infectious diseases, and adequate health care is currently not available in most of the country. Read More >>

Alert Level 2, Practice Enhanced Precautions

There are polio outbreaks in several countries in Africa. CDC recommends that all travelers to these countries be vaccinated fully against polio.Polio in Africa437
Polio in Africa January 04, 2021 There are polio outbreaks in several countries in Africa. CDC recommends that all travelers to these countries be vaccinated fully against polio. Read More >>
There is an outbreak of yellow fever in Nigeria. Travelers to Nigeria should take steps to prevent yellow fever by getting vaccinated at least 10 days before travel and taking steps to prevent mosquito bites.Yellow Fever in Nigeria392
Yellow Fever in Nigeria November 30, 2020 There is an outbreak of yellow fever in Nigeria. Travelers to Nigeria should take steps to prevent yellow fever by getting vaccinated at least 10 days before travel and taking steps to prevent mosquito bites. Read More >>
There are polio outbreaks in several countries in Asia. CDC recommends that all travelers to these countries be vaccinated fully against polio.Polio in Asia436
Polio in Asia October 06, 2020 There are polio outbreaks in several countries in Asia. CDC recommends that all travelers to these countries be vaccinated fully against polio. Read More >>

Watch Level 1, Practice Usual Precautions

Travelers to Mauritania should protect themselves from RVF by avoiding contact with cattle and livestock and by preventing mosquito bites.Rift Valley Fever in Mauritania713
Rift Valley Fever in Mauritania December 11, 2020 Travelers to Mauritania should protect themselves from RVF by avoiding contact with cattle and livestock and by preventing mosquito bites. Read More >>
Dengue is a risk in many parts of Central and South America, Mexico, and the Caribbean. Some countries are reporting increased numbers of cases of the disease. Travelers to the Americas can protect themselves by preventing mosquito bites. Dengue in the Americas427
Dengue in the Americas October 14, 2020 Dengue is a risk in many parts of Central and South America, Mexico, and the Caribbean. Some countries are reporting increased numbers of cases of the disease. Travelers to the Americas can protect themselves by preventing mosquito bites. Read More >>
There is an outbreak of West Nile virus in Spain. You can protect yourself against West Nile virus by preventing mosquito bites.West Nile Virus in Spain709
West Nile Virus in Spain October 13, 2020 There is an outbreak of West Nile virus in Spain. You can protect yourself against West Nile virus by preventing mosquito bites. Read More >>
There is an outbreak of diphtheria in Vietnam. To prevent diphtheria, all travelers should make sure they are up to date with diphtheria vaccination.Diphtheria in Vietnam708
Diphtheria in Vietnam October 06, 2020 There is an outbreak of diphtheria in Vietnam. To prevent diphtheria, all travelers should make sure they are up to date with diphtheria vaccination. Read More >>
Dengue is a risk in many parts of Asia and the Pacific Islands. Some countries are reporting increased numbers of cases of the disease. Travelers to Asia and the Pacific Islands can protect themselves by preventing mosquito bites.Dengue in Asia and the Pacific Islands429
Dengue in Asia and the Pacific Islands September 30, 2020 Dengue is a risk in many parts of Asia and the Pacific Islands. Some countries are reporting increased numbers of cases of the disease. Travelers to Asia and the Pacific Islands can protect themselves by preventing mosquito bites. Read More >>
Dengue is a risk in many parts of Africa and the Middle East. Some countries are reporting increased numbers of cases of the disease. Travelers to Africa and the Middle East can protect themselves by preventing mosquito bites.Dengue in Africa and the Middle East428
Dengue in Africa and the Middle East September 30, 2020 Dengue is a risk in many parts of Africa and the Middle East. Some countries are reporting increased numbers of cases of the disease. Travelers to Africa and the Middle East can protect themselves by preventing mosquito bites. Read More >>
There is a malaria epidemic in Burundi, a country in central Africa. To prevent malaria infection, travelers should take prescription medicine and take steps to prevent mosquito bites. Malaria in Burundi322
Malaria in Burundi September 30, 2020 There is a malaria epidemic in Burundi, a country in central Africa. To prevent malaria infection, travelers should take prescription medicine and take steps to prevent mosquito bites. Read More >>
There is an outbreak of leptospirosis in Fiji. To prevent leptospirosis, travelers should avoid swimming or wading in water that might be contaminated with animal urine and avoid contact with potentially infected animals. Leptospirosis in Fiji417
Leptospirosis in Fiji September 30, 2020 There is an outbreak of leptospirosis in Fiji. To prevent leptospirosis, travelers should avoid swimming or wading in water that might be contaminated with animal urine and avoid contact with potentially infected animals. Read More >>
There is an outbreak of chikungunya in Chad. You can protect yourself against chikungunya disease by preventing mosquito bites Chikungunya in Chad707
Chikungunya in Chad September 30, 2020 There is an outbreak of chikungunya in Chad. You can protect yourself against chikungunya disease by preventing mosquito bites Read More >>
Some countries in Africa are reporting increased numbers of cases (outbreaks) of measles. All travelers to Africa, including infants and pre-school aged children, should be fully vaccinated against measles, according to CDC immunization schedules. Measles in Africa706
Measles in Africa September 30, 2020 Some countries in Africa are reporting increased numbers of cases (outbreaks) of measles. All travelers to Africa, including infants and pre-school aged children, should be fully vaccinated against measles, according to CDC immunization schedules. Read More >>
There is an ongoing outbreak of extensively drug-resistant (XDR) typhoid fever in Pakistan. Extensively drug-resistant infections do not respond to most antibiotics.XDR Typhoid Fever in Pakistan397
XDR Typhoid Fever in Pakistan September 30, 2020 There is an ongoing outbreak of extensively drug-resistant (XDR) typhoid fever in Pakistan. Extensively drug-resistant infections do not respond to most antibiotics. Read More >>
There is an outbreak of chikungunya in Ethiopia. You can protect yourself against chikungunya disease by preventing mosquito bitesChikungunya in Ethiopia433
Chikungunya in Ethiopia September 30, 2020 There is an outbreak of chikungunya in Ethiopia. You can protect yourself against chikungunya disease by preventing mosquito bites Read More >>
There is an ongoing outbreak of monkeypox in the Democratic Republic of the Congo (DRC).Monkeypox in the Democratic Republic of the Congo438
Monkeypox in the Democratic Republic of the Congo September 30, 2020 There is an ongoing outbreak of monkeypox in the Democratic Republic of the Congo (DRC). Read More >>

Types of Notices

Warning Level 3 (Red): Avoid all non-essential travel to this destination. The outbreak is of high risk to travelers and no precautions are available to protect against the identified increased risk.
Alert Level 2 (Yellow): Practice enhanced precautions for this destination. The Travel Health Notice describes additional precautions added, or defines a specific at-risk population.
Watch Level 1 (Green): Practice usual precautions for this destination, as described in the Travel Health Notice and/or on the destination page. This includes being up-to-date on all recommended vaccines and practicing appropriate mosquito avoidance.

Page last reviewed: January 11, 2021

Content source: National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)
Division of Global Migration and Quarantine (DGMQ)

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