Scabs get a bad reputation because they’re dry, crusty, and inconvenient, but they are one of the body’s most effective protection systems. From a biological standpoint, a scab is your skin’s ...

Skin cancer occurs when skin cells multiply abnormally, forming a tumor. Sun spots are due to an overproduction of a pigment called melanin in a small area of skin. Melanoma, the most severe type of ...

Let’s face it — your pimple may be more problematic than you realize. A Harvard-trained dermatologist warns that some benign-seeming blemishes could be cancerous. Dr. Daniel Sugai urges patients with ...

Learn when weird or abnormal bleeding might signal cancer and when to call your doctor or primary care professional.