An allergy is when your immune system reacts to something that most people don't experience. Allergy sufferers usual

When your immune system reacts to a food, pollen, bee venom, pet dander, or other foreign element that typically doesn&#

An allergy is a reaction by your immune system to something that does not bother most other people. People who have alle

Allergies occur when your immune system reacts to a foreign substance such as pollen, bee venom or pet dander, or f