What causes hives?

Those itchy red bumps on your skin are a sign that your immune system is overreacting, says dermatologist Dr. Doris Day. Watch this video to learn more about what causes hives.

From acne to hives, get the lowdown on your skin issues.

Like other articles of clothing, masks can irritate the skin. Try these tips to keep your skin feeling good.

Follow these tips to breathe easy at home, even if you’re allergic to your pet.

Learn how sulfites contribute to asthma attacks and which foods contain the preservative.

Why cultural competence matters when treating adult asthma, and signs that you’ve found the right healthcare provider.