woman looking at mole

Skin Conditions


Healthgrades Editorial Staff

What are skin conditions?

Skin conditions include any disease, disorder or condition that affects the skin. The skin is the largest organ of the body and is the first line of defense against invading pathogens, such as bacteria and viruses. The skin is also an important sense organ, helps retain nutrients and water, and helps regulate the body’s temperature.

Some of the most common skin conditions include: