An allergy is an abnormal sensitivity or reaction of your immune system to a substance (an allergen) that you eat, inhale or touch. Common allergic diseases include asthma, eczema, rhinitis, hives, insect allergies, food allergies, drug allergies and anaphylaxis.
An allergy is an abnormal sensitivity or reaction of your immune system to a substance
Non-allergic people can usually tolerate this substance
Nearly 50% of all people who suffer from allergies have hay fever
If both parents have allergies, their children are more likely to develop an allergy
Dr Adrian Morris MBChB (UCT), MFGP, DCH, Dip Allergy, Dip Derm (Cardiff). Ask a question
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