Travel Warnings


  • Alert - Polio in Nigeria

    Fri, 21 Jul 2017

    The Nigerian Ministry of Health has reported several cases of poliovirus in the state of Borno in northeastern Nigeria. CDC recommends that all travelers to Nigeria be fully vaccinated against polio. Because of the risk of cross-border transmission, CDC recommends a one-time booster dose of polio vaccine for fully vaccinated adults traveling to Niger, Cameroon, or Chad to work in healthcare facilities, refugee camps, or other humanitarian aid settings.

  • Watch - Dengue in Sri Lanka

    Fri, 21 Jul 2017

    The Ministry of Health in Sri Lanka has reported a dengue epidemic. More than 90,000 cases have been reported across the country.

  • Alert - Yellow Fever in Brazil

    Wed, 19 Jul 2017

    The Brazilian Ministry of Health has reported an ongoing outbreak of yellow fever starting in December 2016. In response to this outbreak, health authorities have recently expanded the list of areas in which yellow fever vaccination is recommended for travelers.

  • Alert - Polio in Democratic Republic of the Congo

    Wed, 19 Jul 2017

    Cases of vaccine-derived polio have been reported in the Democratic Republic of the Congo, according to the World Health Organization.

  • Alert - Polio in Syria

    Wed, 19 Jul 2017

    Cases of vaccine-derived polio have been reported in Syria, according to the Global Polio Eradication Initiative.

  • Alert - Nontuberculous Mycobacteria in Medical Tourists to the Dominican Republic

    Tue, 18 Jul 2017

    Serious infections with bacteria—called nontuberculous mycobacteria (NTM)—recently have been reported in US residents who had cosmetic surgery in the Dominican Republic.

  • Watch - Measles in France

    Fri, 7 Jul 2017

    Health officials in France have reported an outbreak of measles.

  • Watch - Measles in Democratic Republic of the Congo

    Fri, 7 Jul 2017

    Health officials in the Democratic Republic of the Congo have reported an outbreak of measles.

  • Alert - Hajj and Umrah in Saudi Arabia

    Wed, 28 Jun 2017

    The annual Hajj, or pilgrimage to Mecca, Saudi Arabia, is among the largest mass gatherings in the world. Because of the crowds, mass gatherings such as Hajj and Umrah are associated with unique health risks. Before you go, you should visit a travel health specialist for advice, make sure you are up to date on all routine and recommended vaccines, and learn about other health and safety issues that could affect you during your trip.

  • Alert - MERS in the Arabian Peninsula

    Wed, 28 Jun 2017

    The following countries in or near the Arabian Peninsula have confirmed MERS: Bahrain, Iran, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudia Arabia, United Arab Emirates, and Yemen. Neighboring countries where precautions are recommended: Iraq, Israel, including the West Bank and Gaza, and Syria.

  • Watch - Chickenpox (varicella) in Pakistan

    Fri, 2 Jun 2017

    Health officials in Pakistan have reported a large outbreak of chickenpox, also known as varicella. Cases in children and adults, including deaths, have been reported in 10 districts.

  • Watch - Dengue in Fiji

    Fri, 12 May 2017

    The Fiji Ministry of Health and Medical Services has declared a dengue outbreak. Travelers to Fiji should protect themselves against mosquito bites to avoid getting dengue.

  • Watch - Malaria in Burundi

    Mon, 24 Apr 2017

    A malaria epidemic has been declared by the Burundi Ministry of Health. CDC continues to recommend that travelers to Burundi take prescription medicine to prevent malaria.

  • Watch - Measles in Belgium

    Mon, 17 Apr 2017

    Health officials in Belgium have reported an outbreak of measles. CDC recommends that travelers to Belgium protect themselves by making sure they are vaccinated against measles.

  • Watch - Measles in Italy

    Mon, 17 Apr 2017

    Health officials in Italy have reported an outbreak of measles. CDC recommends that travelers to Italy protect themselves by making sure they are vaccinated against measles.

  • Watch - Measles in Germany

    Mon, 17 Apr 2017

    Health officials in Germany have reported an outbreak of measles. CDC recommends that travelers to Germany protect themselves by making sure they are vaccinated against measles.

  • Watch - Measles in Indonesia

    Fri, 7 Apr 2017

    Health officials in Australia, Canada, and Taiwan have reported several cases of measles in travelers returning from Indonesia, including the island of Bali.

  • Alert - Zika Virus in Argentina

    Fri, 31 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported in Argentina. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Venezuela

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Paraguay

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in El Salvador

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Singapore

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Belize

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Honduras

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Tonga

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Nicaragua

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Samoa

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Saint Martin

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Colombia

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Fiji

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported from Fiji. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in US Virgin Islands

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Dominica

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in French Guiana

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in the Dominican Republic

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Bonaire

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Guyana

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Antigua and Barbuda

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Saint Kitts and Nevis

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Saba

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Angola

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in The Bahamas

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Montserrat

    Fri, 10 Mar 2017

    Public health officials have reported that mosquitoes in Montserrat are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Cayman Islands

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Sint Maarten

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Turks and Caicos Islands

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Saint Vincent and the Grenadines

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people. Zika virus, spreading it to people.

  • Alert - Zika Virus in Sint Eustatius

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Suriname

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Papua New Guinea

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Trinidad and Tobago

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Saint Lucia

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in CuraƧao

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Peru

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Barbados

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Anguilla

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Puerto Rico

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Grenada

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Marshall Islands

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in the British Virgin Islands

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Bolivia

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in the Solomon Islands

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Panama

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Guinea-Bissau

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Jamaica

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Maldives

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Aruba

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Federated States of Micronesia

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported in Micronesia. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Cuba

    Fri, 10 Mar 2017

    Local mosquito transmission of Zika virus infection (Zika) has been reported. Local mosquito transmission means that mosquitoes in the area are infected with Zika virus and are spreading it to people.

  • Alert - Zika Virus in Mexico

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Costa Rica

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Watch - Measles in Guinea

    Fri, 10 Mar 2017

    A measles outbreak has been reported in Guinea, with 13 of the country’s 33 prefectures affected. CDC recommends that travelers to Guinea protect themselves by making sure they are vaccinated against measles, particularly infants 6–11 months of age (1 dose of measles vaccine) and children 12 months of age or older (2 doses of measles vaccine). Clinicians should keep measles in mind when treating patients with fever and rash, especially if the patient has recently traveled internationally.

  • Alert - Zika Virus in Ecuador

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Palau

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Guatemala

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Alert - Zika Virus in Cape Verde

    Fri, 10 Mar 2017

    Local transmission of Zika virus infection (Zika) has been reported. Local transmission means that mosquitoes in the area have been infected with Zika virus, spreading it to people.

  • Watch - Avian Flu (H7N9) in China

    Tue, 7 Mar 2017

    Chinese health authorities have confirmed human cases of avian influenza A (H7N9) since September 2016. CDC advises people traveling to China to avoid contact with poultry (including poultry markets and farms), birds, and their droppings and to avoid eating undercooked poultry. Infected birds that appear healthy may still be able to transmit this virus to humans.

  • Watch - Measles in Romania

    Thu, 10 Nov 2016

    A measles outbreak has been reported in Romania. CDC recommends that travelers to Romania protect themselves by making sure they are vaccinated against measles, particularly infants 6–11 months of age (1 dose of measles vaccine) and children 12 months of age or older (2 doses of measles vaccine). Clinicians should keep measles in mind when treating patients with fever and rash, especially if the patient has recently traveled internationally.

  • Watch - Chikungunya in Fiji

    Mon, 7 Nov 2016

    The Pacific Public Health Surveillance Network (PacNet) has reported local transmission of chikungunya in Fiji. Local transmission means that mosquitoes in the area have been infected with chikungunya and are spreading it to people.

  • Watch - Chikungunya in the Caribbean

    Mon, 7 Nov 2016

    The following Caribbean countries have reported cases of chikungunya: Anguilla, Antigua, Aruba, Bahamas, British Virgin Islands, Cayman Islands, Dominican Republic, Haiti, Jamaica, Montserrat, Puerto Rico, Saint Barthelemy, Saint Kitts, Saint Lucia, Saint Martin (French), Saint Vincent and the Grenadines, Sint Maarten (Dutch), Trinidad and Tobago, and Turks and Caicos Islands.

  • Watch - Chikungunya in South America

    Mon, 7 Nov 2016

    The following South American countries have reported cases of chikungunya: Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Paraguay, Peru, and Venezuela.

  • Watch - Chikungunya in Central America

    Mon, 7 Nov 2016

    The following Central American countries have reported cases of chikungunya: Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, and Panama.

  • Watch - Chikungunya in Mexico

    Mon, 7 Nov 2016

    Beginning in October 2014, locally transmitted cases of chikungunya have been reported in Mexico. Local transmission means that mosquitoes in Mexico have been infected with chikungunya and are spreading it to people. CDC recommends that travelers to Mexico protect themselves from chikungunya by preventing mosquito bites.