Allergy is often misused but yes there are different types.
The most common ones are related to hay fever, asthma, itchy eyes, stinging insect, atopic dermatitis , and food allergies-conditions considered to be mostly caused by the ige antibodies.
Another one is contact allergy which usually leads to itchy skin rash and is related to lymphocytes. Poison ivy and nickel allergy are just two examples.
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