When your skin is red, itchy, and irritated, it could be a rash or it might be hives. We spoke with experts to learn how to ...

Learn when rashes signal medical emergencies. Color, location, and symptoms reveal dangerous conditions needing urgent care.

A heat rash typically looks like tiny bumps on your skin. These bumps are sometimes filled with fluid. They can show up anywhere that you sweat a lot, like under the breasts, the groin ...