Flu, COVID-19, the common cold and RSV have similarities, but they differ in their severity, contagiousness and symptoms.

TAMPA, Fla. — 'Tis the season... for increased sickness. The winter and holiday season is typically when more people get sick, particularly with respiratory viruses such as the flu, RSV and COVID-19.

Though the common cold and the flu have very similar symptoms, some key differences like how high your fever is will help you ...

Norovirus is on the rise in the United States, according to data from the Centers for Disease Control and Prevention (CDC). From Aug. 1 to Dec. 11, there were nearly 500 cases of norovirus reported to ...

It's easy to treat strep throat with a combination of antibiotics and home remedies, and your symptoms should resolve within ...

There’s a virus rapidly circulating through much of the South, Centers for Disease Control and Prevention data show — and there’s no treatment for it. There has been a recent uptick in cases of ...

Godfrey Dzhivhuho has dedicated his career to understanding HIV and other infectious diseases, inspired by the epidemic he witnessed growing up. Raised in Warrenton-Kimberly, South Africa, the oldest ...

For over three decades, HIV has played an elaborate game of hide-and-seek with researchers, making treating—and possibly even curing—the disease a seemingly insurmountable obstacle to achieve.

The oropouche virus, also known as "sloth fever", is fast spreading in popular vacation hotspots and has been detected in ...

Dr. Saba Valadkhan is a professor at Case Western Reserve University in Cleveland. But the next time you see her, it could be ...