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

An allergy is a hypersensitivity disorder of the immune system. Allergic reactions occur when a person's immune system reacts to normally harmless substances in the ...

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 ...

Your eyes itch, your nose is running, you're sneezing, and you're covered in hives. The enemy known as allergies has struck again.

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

Allergies are a condition that occurs when the immune system mistakenly identifies a substance as harmful to the body. These substances can range from things people ...

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.

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

An allergy is an overcompensation of the body’s immune system when confronted with the protein of a food, a drug (such as penicillin), a bee sting or an airborne ...

The official site of non-drowsy Claritin® allergy products. Indoor and outdoor allergy relief without drowsiness.

An 'allergy' is a hypersensitivity to a particular substance that is normally harmless to most people. These allergy-causing substances are known as...

Serious allergies to penicillin are common, with about 10 percent of people reporting an allergy. However, most people who believe they are allergic can take ...

Causes, incidence, and risk factors. An allergen is something that triggers an allergy. When a person with allergic rhinitis breathes in an allergen such ...

Find out how to tell if your child has allergies and what you can do to treat or prevent allergies in children.

Sneezing, difficulty breathing, cramps, and vomiting–all are allergy symptoms. Learn the types of allergies, specific allergy symptoms, and emergency warning signs.

Allergies are more common than ever, affecting up to 1 in 3 people. From basic concepts to in-depth discussion of specific allergic diseases, a board ...