Lifting weights is a great way to increase your strength and build muscle mass. But you may not realize just how much stress it places on your body. One problem sometimes caused by this stress is pain ...

In fall 2025, rumors spread that the strain of the virus in circulation that causes COVID-19 had "very different signs" compared to other strains of the virus. Referring to it as "COVID-25," people ...

A fast-spreading, aggressive influenza variant that caused severe outbreaks abroad is now the dominant flu strain in the United States. As the holidays start to wind down, the flu is ramping up, ...

The subclade K flu strain is a variant of the H3N2 virus. A new influenza strain this flu season is raising concerns as Americans hit the roads and take to the skies ahead of the Thanksgiving holiday, ...

WASHINGTON — Health officials worldwide are tracking a newly dominant influenza A strain, particularly a variant of H3N2 that has emerged earlier and spread more widely than usual this season, ...

Flu season isn't in full swing yet in the United States, but a mutated strain of the virus that has caused severe outbreaks abroad is sparking concern about the winter ahead. A new version of ...