The risk of respiratory syncytial virus, or RSV, is on the rise, along with that of other illnesses including the flu, stomach flu and COVID-19.

Most human cases of bird flu in North America have been mild, a fact that’s underscored by a new study of the first 46 ...

Two security guards were shot and wounded at a downtown Los Angeles shopping area after they confronted a man trying to walk out of a store with a suitcase containing items he hadn’t pai ...

New York City is grappling with a growing flu and respiratory syncytial virus (RSV) surge. Health officials report a ...

The United States Centers for Disease Control and Prevention reported 91 outbreaks of norovirus, or stomach flu, in the first ...

About 20 percent of Americans now say they believe vaccines are more dangerous than the illness they are supposed to prevent.

President-elect Donald Trump must contend with the H5N1 bird flu virus circulating among livestock, which experts fear could ...

"I feel like we should've learned our lesson from COVID, that just because we aren't testing doesn't mean the virus isn't there," Dr. Leana Wen said.

Stanford Medicine researchers have developed a new method for influenza vaccination that encourages a robust immune response ...

It’s been increasing at a pretty steady pace now for the past several weeks. So yeah, we are certainly in flu season now.” ...

CDC reports significant increase in flu cases across 13 states, while vaccination rates drop. Learn essential prevention tips ...