Scientists have discovered that a very common microbe that grows in many places, including human skin, can directly cause itchiness by affecting nerve cells. In microbial communities, balance often ...

Staphylococcus aureus, referred to as "staph," is a common type of bacteria that is found on the skin and in the noses of healthy people. It can cause skin infections such as pimples, boils, and ...

Whether your rash is itchy, bumpy, red or blistering, it's important to know what's causing it — and how serious it is. But ...

"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 ...