Question

How is the reaction of body to allergens triggered?

Answer 1

Your immune system overreacts by producing antibodies called Immunoglobulin E (IgE). These antibodies travel to cells that release chemicals, causing an allergic reaction. This reaction usually causes symptoms in the nose, lungs, throat, sinuses, ears, lining of the stomach or on the skin.

Answer 2

Answer:

Through Air:

Reaction: sneezes, runny or stuffy nose, re itchy teary eyes, shortness of breath, wheezing, coughing, tightness in chest...

Through Food:

Reaction: vomitings, nausea, hives, itching mouth, diziness, fainting, swelling, abdominal pain, eczema...

Sun allergy:

Reaction: Redness, Itching or pain, blisters or hives, tiny bumps, rash...