We usually think of COVID-19 as a viral illness that causes respiratory symptoms, like congestion, sore throat and a cough. But, like a surprising amount of other viruses, the coronavirus can also ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are few worse feelings than an itch you can’t scratch—especially when it’s unexplained and in an ...

Armpit pain is a common complaint that can have many causes, from mild muscle injuries to swollen lymph nodes and severe skin infections. In most cases, armpit pain isn't a reason to worry, but it can ...