A cool-headed 13-year-old saved his mom's life after she passed out while driving– during her first-ever severe allergic reaction to peanuts.; Lead author Dr. Ruchi Gupta said the research shows the confusion about the meaning of the different warning labels. This is "causing consumers with food allergy to make their own decisions about the safety of a product based on the wording in the label," says Gupta, director of the Center for Food Allergy & Asthma Research (CFAAR) at Northwestern's Feinberg School of Medicine.