Lessons from America’s peanut allergy flip-flop

For years, doctors warned parents to keep peanuts away from children until they turn three. But that advice backfired. Experts now say delayed exposure helped cause a peanut allergy surge in the U.S. Lessons for public health from peanut allergy advice. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint