Page last updated at 13:27 GMT, Thursday, 9 April 2009 14:27 UK

What are the causes of allergies?


Britain has the highest rate of allergic disease in the world. But experts are often unsure exactly what causes particular reactions.

Paediatric Allergist Dr Adam Fox talks us through the most common causes of allergies.

Story Tools


Sign in

BBC navigation

Copyright © 2015 BBC. The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.

Americas Africa Europe Middle East South Asia Asia Pacific