CDC Travelers’ Health Branch provides health advice to international travelers, including advice about medications and vaccines. On this page, you’ll find some of our most frequently asked questions and responses.
Visiting other countries can be a great experience. Whether you are traveling for work or pleasure, solo or in a group, staying for a few days or several years, planning ahead can help ensure your time abroad is both enjoyable and safe.
Located in more than 90 countries, clinics offer pre-travel immunizations, counseling and medicines to help protect travellers while travelling internationally. Most clinics also provide care to travellers if needed upon their return.
The American Society of Tropical Medicine and Hygiene, founded in 1903, is the largest international scientific organization of experts dedicated to reducing the worldwide burden of tropical infectious diseases and improving global health. We accomplish this through generating and sharing scientific evidence, informing health policies and practices, fostering career development, recognizing excellence, and advocating for investment in tropical medicine/global health research.
PAHO is committed to ensuring that all people have access to the health care they need, when they need it, with quality and without fear of falling into poverty. Through its work, PAHO promotes and supports the right of everyone to good health.
WHO began when our Constitution came into force on 7 April 1948 – a date we now celebrate every year as World Health Day.
We are now more than 7000 people working in 150 country offices, in six regional offices and at our headquarters in Geneva, Switzerland.