What is an Allergy?

Not every reaction is a true allergy. Learn to tell the difference.

Why Do We Get Allergies?

How genetics and the environment affect our immune systems.

Most Common Allergens

How to spot the most likely triggers.

About Allergy Testing

Testing for symptoms can reveal obvious allergies.

Do I Need Allergy Shots?

Effective for airborne allergens, but not for food allergies.

Allergies vs. Intolerance

How to spot different types of immune system responses.

What is Anaphylaxis?

Dealing with the most severe allergic responses.

Allergies vs. Sinus Colds

Your nose runs and your eyes are watery. How to tell if it's allergies.

Question
How can I be allergic to something I’ve eaten all my life?
Answer
You can suddenly develop an allergy to something that you’ve been...Read Full Answer

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