The Centers for Disease Control and Prevention (CDC) updated its global travel alert for polio, warning Americans against the spread of the disease.

CDC wastewater also shows the XFG variant — nicknamed stratus — is most common in the U.S. Stratus can cause a “razor blade” ...

Over 140 aboard a Royal Caribbean International cruise ship were sickened by a gastrointestinal illness that led to vomiting and diarrhea.