Allergies are a type of hypersensitivity reaction caused by the immune system. There are many types of allergies. You can be allergic to environmental allergens (like pollens and dust mites), certain ...

In even rarer cases, people with a penis who produce semen can be allergic to their own seminal fluid—a condition called post ...

There are three types of allergies: ingested allergies, contact allergies, and inhaled allergies. An allergic response occurs when your immune system reacts abnormally to a common substance in the ...

The common symptoms of a wheat or gluten allergy differ from gluten intolerances and sensitivities, as they often affect more ...

Antihistamines reduce or block histamines, so they stop allergy symptoms. These medicines work well to ease symptoms of different types of allergies, including seasonal (hay fever), indoor ...

An allergist may be able to help identify your allergy triggers. Several different types of allergy tests are used to do this. If you think you have allergies, think about seeing a doctor who can ...

Read on to learn about allergy rashes, including what causes them, symptoms, and treatments. Atopic dermatitis causes flares of itchy, red, and swollen skin. This type of eczema is far more common ...

If you're dreaming of the perfect summer vacation, one element certain to be excluded from that scenario would be an allergic ...

Allergies to the pollen of trees and plants are common. But sometimes those allergies can progress and cause a reaction to eating particular raw fruits, vegetables, nuts and legumes. As the days ...

Although the occurrence of allergies to dental resins is low, most methacrylates can nevertheless induce a Type IV (delayed) allergic hypersensitivity reaction. In addition, eugenol-containing ...