Peanut allergies have dropped significantly in children within only a few years of the National Institutes of Health updating its guidance to say that exposing infants to peanuts can decrease allergy risk .
The guidance, given in 2021, was a reversal of decades of official recommendations that parents avoid exposing infants to peanuts. Research in recent years has suggested that giving infants foods with allergen risks can protect them against developing allergies later in life.
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A new study published Monday in the journal Pediatrics found that peanut allergy rates