Triggered by growing concerns regarding the numbers of children with peanut allergies, as many as two percent, which by some accounts reflects a four-fold increase since the late 1990s, the National Institutes of Health sponsored a study on ways that parents can reduce the risk to their children. The results may be surprising.

Early introduction of peanuts have long been a debate. Nevertheless, in the United States, the prevalence of peanut allergy has become four times rising from 0.4% in 1997 to more than 2% in 2010. Various theories on correct timing of peanut introduction to a infant's diet have emerged over the last decade. In 2000, the American Academy of Pediatrics (AAP), the biggest organization of pediatricians in United States, recommended that introduction of peanuts should be avoided till 3 years of ag...