Cold urticaria is a rare but potentially serious condition in which contact with cold weather causes the immune system to ...

Most people who believe they are allergic to penicillin likely aren’t, according to a doctor at UVA Health. 10 News Anchor ...

An allergist in Dallas explains the winter allergies that can result from too much time indoors during winter storms, and why ...

Though they’re separate conditions, allergic rhinitis and asthma are both atopic diseases. Allergies can trigger asthma, and having asthma can increase your risk for allergic rhinitis. Allergic ...

A mango allergy can cause mouth itching, hives, vomiting, or breathing issues shortly after exposure. A person may also experience a delayed reaction, such as a rash around the mouth or eye swelling.

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 ...

It might seem like being a celebrity means having whatever you want, but for some stars, everyday foods are beyond reach, because they're allergic to them.

Medically reviewed by William Truswell, MD By definition, CSU means someone has hives lasting six weeks or longer.Most people eventually see their symptoms resolve, though sometimes hives can last for ...

What Is a Sesame Allergy? A sesame allergy is a food allergy to sesame seeds or sesame oil, which come from the sesame plant. When you have this allergy, your immune system reacts to sesame as though ...