The CDC announced on Thursday its recommendation to test hospitalized influenza A patients more quickly and thoroughly to distinguish between seasonal flu and bird flu.

Among her must-haves are combo she takes “when I’m down bad” and a “more potent nasal decongestant” than DayQuil.

The U.S. Centers for Disease Control and Prevention (CDC) is urging health care workers to accelerate bird flu testing for ...

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is what you need to know.

There's also one big difference between the flu and COVID or a cold that can indicate which illness you have. Don't ignore it ...

NBC News Medical Contributor Dr. Kavita Patel speaks with Gadi Schwartz about the difference in symptoms between a cold and ...