Hives, also known as urticaria, are raised, itchy welts on your skin that occur due to an allergen. The reaction is uncomfortable, but it’s often not serious.

A sun rash is an immune system reaction to sunlight exposure that causes itchy bumps, raised patches, or blisters on your skin. Here’s why and how to find relief.

Red spots on the skin can be caused by various factors, ranging from harmless to signs of underlying health issues. This ...