Gum recession is a serious dental problem that exposes tooth roots to bacteria and makes teeth appear longer. It can...

During a typical absence seizure, a person (usually a child) stops what they're doing and appears to be daydreaming. The...

Necrosis is the death of tissue in the body. It's caused by factors like insufficient oxygen, infection and trauma. Symptoms...

Clostridial gas gangrene, also called myonecrosis, is caused by bacteria such as Clostridium perfringens and Clostridium septicum. It typically develops...

Gangrene occurs when the skin changes color. It starts as red or purple, then bluish gray and eventually black. The...