The number of people dealing with allergic diseases has been growing steadily, according to the Centers for Disease Control and Prevention and health care providers at Mayo Clinic. While the phenomenon often is referred to as an allergy epidemic, the reason for the increase in allergies is not entirely clear.
In this Mayo Clinic Minute, Dr. Rohit Divekar, an allergy and immunology specialist, and Dr. Pritish Tosh, an infectious diseases specialist ─ both at Mayo Clinic ─ explain the hygiene hypothesis and why society becoming increasingly clean could be to blame. Ian Roth reports.
Journalists: Broadcast-quality video pkg (1:00) is in the downloads. Read the script.