A CDC advisory covering dozens of countries is a good reminder for travelers to check their vaccination status.

The CDC issued a level 2 travel advisory for over 30 countries where poliovirus has been detected. What to know before you go ...

Polio is not endemic in the United States, but the disease is circulating in 30 other countries now. A doctor explains how to ...

CDC issues polio travel advisory for 32 countries including UK, Germany, Spain, Israel and Pakistan. Check full list and guidelines.

England, Germany, Spain, and other countries in Europe as well as others in Africa and the Eastern Mediterranean may pose ...