It is recommended that travelers are up-to-date on all required U.S. vaccines and get the required vaccines for all countries they plan on visiting. Not all doctors stock travel vaccines, but this link can be used to locate the nearest travel medicine clinic. If travelers plan on passing through a country where yellow fever is a health risk, they should visit a yellow fever vaccination clinic and get the necessary shots.
The Centers for Disease Control and Prevention update their travel alerts 24/7. In the days before a trip, travelers can check the alerts to see if their destination is being affected by any health and weather issues.
For more information, including the benefits of traveler's health insurance and how to travel with preexisting conditions, check out Chapter Two: Preparing International Travelers and Chapter Five: Travelers with Additional Considerations of the CDC's international travel guide Yellow Book.
Plans often change when a trip is already underway. If adding a new counry to their itinerary, travelers can refer to the CDC's directory of specific diseases to watch out for when abroad. On-the-go travelers in a rush might find it easier to search diseases by destination.
For travelers who get sick in the middle of a trip, the International Society of Travel Management has an online clinic directory that lets users search for the nearest clinic by country, state, city, and services provided.
Yellow Book's Chapter Six: Health Care Abroad has more information about obtaining health insurance and healthcare while traveling internationally.
It is possible to catch something overseas, but only begin to feel unwell after arriving home. The CDC has compiled a list of common symptoms so returning travelers can check if a mild reaction is an indicator of something serious. The same page also provides instructions on how to prepare for a doctor's appointment if one feels ill after traveling.
Returning travelers can use this link if they need to locate a travel medicine specialist in their local area.
Travelers should be aware of the potential risks involved in traveling before embarking on a trip. Risk assessment is precautionary and good practice for travelers to apply. Travelers should consider both the safety and security risks that might affect themselves, as well as the potential effects their temporary travel has on others.
The Bureau of Consular Affairs of the U.S. Department of State provides a plethora of resources for travelers to consult while planning their trips. They provide information to travelers concerning: