Medically reviewed by Michael Menna, DO Heat, redness, swelling, or pain can be signs of an infected bug bite.An untreated bug bite infection may lead to sepsis, a life-threatening infection.Fever, ...

Most blisters (fluid-filled bubbles under the skin) heal on their own and aren’t cause for concern. But if your blister becomes infected, ignoring it can lead to potentially serious complications.

A skin infection has many signs that are often ignored. Here are the ones to watch out for and when to seek medical treatment ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are plenty of infections that you get on a regular basis, such as a cold or a stomach bug, and ...