Kousik

THE HYGIENE HYPOTHESIS: HOW EARLY-LIFE MICROBIAL EXPOSURE MAY INFLUENCE ALLERGIC DISEASES

Over the past half century, allergic diseases such as asthma, atopic eczema, hay fever and food allergy have risen dramatically, particularly in industrialized, urbanized societies. In 1989, epidemiologist David Strachan proposed what became known as the 'hygiene hypothesis': a l...