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Tuesday, 30 November 2010

Who isn't allergic to something nowadays?

What's an allergy?

"An allergy is a harmful immune response elicited by an antigen that is not itself intrinsically harmful."

"Allergy is the word used to describe an adverse (bad) reaction that the body has to a particular substance in the environment. Most substances that cause allergies are not harmful and have no effect on people who are not allergic."

Now try a simple Quiz:

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