Food allergies: What can you do to keep your kids safe?

A new study by Pediatrics has found that nearly 6 million, or 8% of children, have food allergies. Of those kids, about 30% are allergic to multiple foods, and just under 40% have experienced severe symptoms like anaphylaxis, low blood pressure and trouble breathing.

CNN Senior medical correspondent Elizabeth Cohen joins Carol Costello this morning to discuss what exactly is causing the allergy increase and to offer advice to concerned parents.