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Allergy
Allergy occurs when a person reacts to substances in the environment that are harmless to most people. These substances are known as allergens and are found in dust mites, pets, pollen, insects, ticks, moulds, foods and some medications.
-Drug allergy: An abnormal reaction of the immune system to a medication.
-Food allergies: An unpleasant or dangerous immune system reaction after a certain food is eaten.
-Contact dermatitis: A skin rash caused by contact with a certain substance.
-Seasonal allergies: An allergic response causes itchy, watery eyes, sneezing, and other similar symptoms. Seasonal allergies often run in families.
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