Do you have a sore throat, a runny nose and muscle aches? It could be a common cold, a case of the flu -- or COVID-19. The illnesses all share similar symptoms, sometimes making it hard to distinguish ...

If you feel ill but your symptoms are only above the neck — a stuffy nose, a bit of a sore throat — you could just have a ...

SAN DIEGO — Flu season is right around the corner in San Diego, and many people are searching for quicker, easier ways to find out if they’re sick. At-home COVID testing became popular a few years ago ...

The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea ...

An experimental flu test could detect the virus right on the tip of your tongue. Researchers in Germany have potentially discovered a new way to spot influenza through an edible test, potentially like ...

Flu season is well underway and with the holiday season coming up, it’s definitely something you want to avoid.

There are reports of this strain of the flu causing more severe illness, and early data suggest that protection against the flu from previous infections or the vaccine is “suboptimal,” according to ...