Get the facts about allergic reactions, causes, allergy types (food, dust, mold, seasonal), symptoms and signs (skin rash, itching, red bumps, sneezing).

Pollen.com - Click on the current allergy forecast USA Map to get your local allergy report. Track you allergies with MyPollen, check past allergy levels, and more ...

Allergies affect nearly 20% of Americans. Here you'll find in-depth allergy information including treatments

An allergy is a reaction of your immune system to something that does not bother most other people. People who have allergies often are sensitive to more than one ...

The American Academy of Allergy, Asthma & Immunology (AAAAI) is an international professional organization with more than 6,500 members who have an a special interest ...

A food allergy is an adverse immune response to a food protein. They are distinct from other adverse responses to food, such as food intolerance, pharmacological ...

In-depth look at this disorder including general information, environmental problems, food, medical problems, medicines, testing, allergy shots and frequently asked ...

The air you breathe, whatever touches your skin, anything you put in your mouth – it’s all got potential for causing an allergy.

Up to 50 million Americans, including millions of kids, have an allergy. Find out how allergies are diagnosed and how to keep them under control.

allergy /al·ler·gy/ (al´er-je) a hypersensitive state acquired through exposure to a particular allergen, reexposure bringing to light an altered capacity to react.

noun, plural al·ler·gies. 1. an abnormal reaction of the body to a previously encountered allergen introduced by inhalation, ingestion, injection, or skin contact ...

al·ler·gy (l r-j) n. pl. al·ler·gies. 1. An abnormally high sensitivity to certain substances, such as pollens, foods, or microorganisms. Common indications of ...

An allergy is an exaggerated immune response or reaction to substances that are generally not harmful. Allergies are pretty common. Both genes and ...

Find out what an allergy is and what are the possible treatments.

Get prescription-strength allergy relief from indoor and outdoor allergies—without a prescription. Allegra, now over-the-counter (OTC), provides fast,* 24-hour ...

Gluten Allergy / Gluten Free Diet / Yeast Allergy / Asthma / + other Allergies