eye allergy 1 articles:
When the same allergen is encountered again, it binds directly to the IgE antibody stuck to the outside of mast cells. This causes the mast cells to release chemicals such as histamine. Histamine is an example of a chemical mediator - a special messenger chemical that immune cells use to talk to each other.
eye allergy 2 articles:
A food allergy is any adverse reaction to a food or food component involving the body's immune system . Some adverse reactions to foods do not involve the immune system and are known as food intolerance , e.g. food poisoning or the inability to properly digest certain food components such as lactose or gliadin
eye allergy 3 articles:
Allergic rhinitis, or hay fever, is a common problem of children. The most frequent symptoms include a stuffy or runny nose with clear drainage, sneezing, itchy eyes and nose, sore throat, throat clearing and a cough that is often worse at night and upon awakening.
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