This year's flu season is shaping up to be particularly brutal. Here's what to know this week, including cases taking a ...

I research virus outbreaks around the world. Here’s what I’ll be keeping an eye on in 2026 that could cause infections in unexpected places or cases.

Americans are being advised to practice caution when traveling to a Caribbean island because of an outbreak of a deadly virus. The CDC has placed a Level 2 travel warning on Cuba after local officials ...

A new year might mean new viral threats. Old viruses are constantly evolving. A warming and increasingly populated planet ...