Study finds association between skin allergies and four cancers. July 12, 2011— -- A new study suggests there could be a link between skin allergies and the risk of developing certain cancers. In ...

An allergy is an immune system overreaction to a substance that would otherwise pose no harm. Doctors may use a physical examination, skin tests, and blood tests to diagnose allergies. Different types ...

Progesterone dermatitis is a rare immune sensitivity condition. Symptoms present like common skin conditions, including eczema and hives, or allergic reactions. Experts weigh in to help you understand ...

What Is a Peanut Allergy? You have a peanut allergy when your body’s immune system overreacts to peanuts. Normally, your immune system helps protect you from germs and other harmful substances. But if ...

Research suggests that introducing kids to food allergens early in life can help—but that the same might not be true for other types of allergies. Here's what to know. Studies have suggested that ...