Have you been sick since the new year started? You're not alone; here's what to know about new H3N2 flu strain and its ...

Although this year’s flu vaccine doesn’t protect as well against the dominant subclade K strain, doctors still say that ...

A variant of influenza A, H3N2, is spreading across the U.S., with low vaccination rates contributing to infection rates. Here's what we know.

The H3N2 is a new strain of influenza A. The symptoms are described as more intense and contagious than typical seasonal flu.

While vaccines may not fully protect everyone, public health experts say they’re still proven to help prevent serious illness ...

A new strain of COVID-19 has become the third most common variant of the virus. The "Stratus" variant was first detected in Asia and has started to spread through the United States, according to the ...

A new variant of influenza H3N2 is spreading in other countries. But that could mean the U.S. is in for a rough flu season. The mutated strain, known as subclade K, is causing a surge in cases in the ...

A pulled muscle is an injury to your muscle fibers. Muscle fibers are the large cells that make up your muscles. Your muscles allow you to move when they contract and relax. Many people use the terms ...

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, ...