Exposure to peanuts in infancy may reduce risk of allergy

A new study from the U.K. adds to the evidence that the early introduction of peanuts to the diets of infants at high risk for peanut allergies may lower their susceptibility. The research, published March 4 in the New England Journal of Medicine (NEJM), found that the immune tolerance therapy was effective in preventing allergies even after study participants stopped eating peanuts for 12 months. The prevalence of peanut allergies in the United States has risen sharply, going from 0.4 percent in 1997...