DR LEO GALLAND is a physician in New York, and a world expert in integrated medicine. He is co-author of The Allergy Solution (Hay House, £12.99) with health writer Jonathan Galland
One billion people worldwide now experience allergies, and the rate is rising in the developed and developing world. Classic allergens, such as pollen and dust, have been joined by a whole new bunch of ordinary, everyday foods that once seemed safe. Things such as wheat, milk, eggs, peanuts and numerous others have become a major problem for millions of people.