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About Allergy

Millions of people around the world are affected by allergies. The tendency to develop allergies is inherited. If you have allergic tendencies and are exposed to certain things in your environment (allergens), you may become allergic to some of those things. Examples of common allergens include pollens, mold spores, dust mites, pet dander, insect venom, certain foods, medicines and latex.

 

What Causes Allergy?

Learn how allergy is really just an ‘educational error’ by the immune system to an otherwise harmless substance (allergen).

What Are Allergic and Related Conditions?

Allergy can cause different kinds of allergic conditions that affect different parts of the body. Learn about the most common allergic conditions and what types of allergens usually cause them.

What Are Allergy Symptoms?

Signs and symptoms of allergic conditions can affect the sinuses, eyes, skin, respiratory, circulatory and digestive systems. Learn about the most common symptoms of allergic conditions.

What Am I Allergic To?

An allergen is an otherwise harmless substance that the immune system misidentifies and reacts to as if it were harmful. Learn more about the most common things people are allergic to.

How Are Allergies Diagnosed?

Allergy testing can identify the allergens that cause your allergic condition. There are several types of allergy tests.

Answers to Frequently Asked Questions About Allergy

See how a few of our doctors answer frequently asked questions concerning allergic conditions.

 

More Allergy Information:  

Note: This information is provided to you as an educational service of National Jewish. It is not meant to be a substitute for consulting with your own physician.

© Copyright 2008 National Jewish Medical and Research Center

The Asthma Wizard