How does salicylic acid treat acne?

Salicylic acid is a great ingredient for treating acne; it exfoliates effectively down in the pores that get clogged and cause pimples. Watch as dermatologist Doris Day, MD, explains why salicylic acid is an effective topical solution for acne.

Discover truths about pimples, plus learn how to prevent and treat breakouts.

Necrotizing fasciitis is a dangerous infection that can start suddenly and move fast. Spot the signs and know how to respond.

These six possible causes of hair loss may surprise you.

Necrotizing fasciitis is a dangerous infection that can start suddenly and move fast. Spot the signs and know how to respond.

Find out what happens if you neglect to wash your face.