According to the Centers of Disease Control and Prevention, the gastrointestinal virus is now spreading rapidly. Here's what ...

A mutant flu strain causing a surge of early cases in the UK may be triggering more people to vomit bile, reports suggest. Experts believe the H3N2 strain may be more severe than usual because genetic ...

Norovirus cases are spreading in California and nationwide. Here's what to know about what people are calling the 2025 winter ...

If you care for a child who experiences severe nausea and vomiting — or do so yourself — you’ll want to understand everything you can about how to treat it and what to expect as time passes. Learn ...