Travel Health Notices | Travelers' Health | CDC

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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, 2021 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 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 May 04, 2022 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 >>
Everyone should be fully vaccinated against poliovirus according to schedule.Polio in Asia and Eastern Europe436
Polio in Asia and Eastern Europe March 21, 2022 Everyone should be fully vaccinated against poliovirus according to schedule. Read More >>
Everyone should be fully vaccinated against poliovirus according to schedule. Before travel to any high-risk destination, CDC recommends that adults who previously completed the full, routine polio vaccine series receive a single, lifetime booster dose of polio vaccine.Polio in Africa437
Polio in Africa March 21, 2022 Everyone should be fully vaccinated against poliovirus according to schedule. Before travel to any high-risk destination, CDC recommends that adults who previously completed the full, routine polio vaccine series receive a single, lifetime booster dose of polio vaccine. Read More >>
Since October 2021, there has been a yellow fever outbreak in Ghana with numerous cases, including some deaths, in the following regions: Savannah, Upper West, Bono, and Oti.Yellow Fever in Ghana722
Yellow Fever in Ghana December 14, 2021 Since October 2021, there has been a yellow fever outbreak in Ghana with numerous cases, including some deaths, in the following regions: Savannah, Upper West, Bono, and Oti. Read More >>

Watch Level 1, Practice Usual Precautions

Rabies in dogs is increasing in Haiti. To prevent rabies, travelers should avoid all contact with dogs and cats (including puppies and kittens) while in Haiti. Seek immediate medical attention for all animal bites or scratches.Rabies in Haiti714
Rabies in Haiti May 05, 2022 Rabies in dogs is increasing in Haiti. To prevent rabies, travelers should avoid all contact with dogs and cats (including puppies and kittens) while in Haiti. Seek immediate medical attention for all animal bites or scratches. Read More >>
There is an outbreak of cholera in Cameroon's Centre, Littoral, South, Southwest, and North regions. To prevent cholera, travelers should follow safe food and water guidelines, and wash their hands.Cholera in Cameroon727
Cholera in Cameroon May 03, 2022 There is an outbreak of cholera in Cameroon's Centre, Littoral, South, Southwest, and North regions. To prevent cholera, travelers should follow safe food and water guidelines, and wash their hands. Read More >>
There is an outbreak of measles in Afghanistan. Cases have been reported in all provinces, with the highest rates occurring in Paktya, Balkh, Kunduz, Zabul, Kandahar, and Logar. Measles in Afghanistan725
Measles in Afghanistan March 17, 2022 There is an outbreak of measles in Afghanistan. Cases have been reported in all provinces, with the highest rates occurring in Paktya, Balkh, Kunduz, Zabul, Kandahar, and Logar. Read More >>
There is an outbreak of Lassa fever in Nigeria in Ondo, Edo, Bauchi, Ebonyi, Kogi, Taraba, Enugu, Benue, Gombe, Nasarawa, and Delta States.Lassa Fever in Nigeria258
Lassa Fever in Nigeria March 15, 2022 There is an outbreak of Lassa fever in Nigeria in Ondo, Edo, Bauchi, Ebonyi, Kogi, Taraba, Enugu, Benue, Gombe, Nasarawa, and Delta States. 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 March 04, 2022 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 >>
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 February 23, 2022 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 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 December 30, 2021 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 >>
• Travelers to Nigeria should avoid contact with sick people, animals such as rodents (rats, squirrels) and non-human primates (monkeys, chimpanzees), products that come from wild animals (including wild game), and contaminated materials (such as clothing or bedding) used by sick people or animals.Monkeypox in Nigeria402
Monkeypox in Nigeria November 30, 2021 • Travelers to Nigeria should avoid contact with sick people, animals such as rodents (rats, squirrels) and non-human primates (monkeys, chimpanzees), products that come from wild animals (including wild game), and contaminated materials (such as clothing or bedding) used by sick people or animals. 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, 2021 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 >>
An outbreak of extensively drug-resistant (XDR) typhoid fever in Pakistan is ongoing. Extensively drug-resistant infections do not respond to most antibiotics.XDR Typhoid Fever in Pakistan397
XDR Typhoid Fever in Pakistan September 30, 2021 An outbreak of extensively drug-resistant (XDR) typhoid fever in Pakistan is ongoing. Extensively drug-resistant infections do not respond to most antibiotics. 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, 2021 There is an ongoing outbreak of monkeypox in the Democratic Republic of the Congo (DRC). Read More >>
There is an outbreak of visceral leishmaniasis in Chad. To prevent leishmaniasis, avoid sand fly bites. Leishmaniasis in Chad720
Leishmaniasis in Chad September 30, 2021 There is an outbreak of visceral leishmaniasis in Chad. To prevent leishmaniasis, avoid sand fly 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, 2021 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 >>

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: May 16, 2022

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

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