Our picture of allergy is changing. For one thing there is a dramatic rise in prevalence. Eczema, hay fever, asthma, and potentially life-threatening allergies to certain foods, drugs or other substances, have become alarmingly common: the World Allergy Organization White Book on Allergy 2011–2012 estimates that about 30–40% of the world’s population is affected by one or more allergic conditions.
Read the full issue here