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.

Responsibility for public health protection from communicable diseases exists at three government levels in the U.S. (federal, state/tribe, and local/municipal), with states having the authority to ...

“Flu is a serious illness. It can take even normal, healthy people and put them into the ER,” says William Schaffner, M.D., ...

Avian influenza A viruses, particularly the H5N1 subtype, continue to grab headlines — raising concerns for the public who is likely leery of another pandemic. Yet many infectious disease experts say ...

The Stratus COVID-19 variant has been fueling a rise in cases across the country. Stratus is currently the dominant variant in the U.S. This variant is slightly more infectious than previous variants.

There's bubonic plague in Colorado. Avian flu is in Michigan and Texas. Measles has been detected in 17 states. And if you're traveling this summer, watch out for dengue fever, not to mention malaria.