Reversing Peanut Advice Prevented Tens of Thousands of Allergy Cases, Researchers Say

A decade after pediatric guidelines reversed course on peanut allergy prevention—recommending early exposure instead of avoidance—a new study published in Pediatrics shows promising results. Researchers analyzing data from more than 120,000 U.S. children found a 43% reduction in peanut allergy prevalence since the 2015 guidance change.

This milestone highlights how evidence-based communication and updated recommendations can directly influence population health outcomes. However, experts note continued challenges in ensuring all families adopt the new practices, emphasizing the importance of clear, consistent public health messaging to build trust and promote behavior change around evolving health guidance. Read more from NPR here.