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Allergies health centre

Allergy overview

Common causes of allergy symptoms include food allergies, such as peanut allergy, and seasonal allergies resulting from grass, weed, tree pollen or various moulds. Pet allergies can also cause miserable symptoms such as itchy eyes, sneezing, nasal congestion and wheezing, while allergic skin conditions can cause a rash and itchy skin.

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Food allergy rules 'help people to eat out more'

A night out at a restaurant used to be fraught with dilemmas if you had food allergies or intolerances, but new research suggests problems have eased since the rules changed almost 3 years ago.

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Allergy basics

What are allergies?

Having an allergy means having a bad reaction to something in the air or something you eat or come into contact with.



These triggers are called allergens, and include pollen, mould and dust in the air, as well as foods such as nuts.



Allergies are common, according to Allergy UK, one in four people in the UK suffers from an allergy at some point in their lives.

No one knows why some people develop allergies, but they may be inherited. Allergies may flare up and subside throughout your life.

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