Allergy

Care Guides

Fast Facts
Get allergy-related statistics and facts that matter.

All About Allergies
When most people think of an allergy, they think of the sneezing, congestion, and itchy eyes caused by pollen.

Breathe Easier: Improve your indoor air quality
Take action to improve the air you breathe and improve your respiratory health, too.

Matching Your Symptoms to a Condition
When you have a common symptom like a stuffy nose or congestion, you don't always know what condition you have.

Alternative Medicine and Allergies
Information on Acupuncture and Homeopathy.

Diagnosing Food Allergies
After ruling out food intolerances and other health problems, your health care provider will use several steps to find out if you have an allergy to specific foods.

Questions To Ask Your Doctor
Ever been to the doctor and then realized you forgot to ask some of your questions?

View All Allergy Info
Do you have questions about allergy testing, allergy shots, or how to avoid the things that trigger your allergies? Do you wonder what medicine is available?

Health Encyclopedia

Allergy Testing
Learn about types and methods of testing used to diagnose allergies.

Allergic Reaction Types
When allergens strike, know what to expect and how to strike back.

Anaphylaxis
Anaphylaxis is an severe, whole-body allergic reaction.

Allergen
An allergen is a substance that can cause an allergic reaction.

Antigen
An antigen is any substance that causes your immune system to produce antibodies against it.

In-Depth Reports

Allergies
Take a closer look at an allergen and how it causes a reaction.

Allergic Rhinitis
Allergies might be to blame for your stuffy or runny nose. Find out why.