Food allergies were barely an issue for our grandparents and great-grandparents, so why are they suddenly so common? Many believe they’re caused by exposure to many new chemicals, which never existed until recently. Though we aren’t 100 percent sure why food allergies are on the rise, there is no doubt they are becoming more and more prevalent each day. In fact, today an estimated 15 million people have some form of food allergy and this number is rising. Here are five fast facts about food allergies you probably didn’t know: There was a 50 percent increase in food allergy prevalence between 1997 and 2011. Eight foods makeup 90 percent of allergies: peanuts, tree nuts, milk, eggs, wheat, soy, fish, and … [Read more...] about Your Guide to Food Allergies: A New Phenomenon