date:Sep 28, 2018
rgies: parents' reluctance to introduce foods like peanuts too early; the hygiene hypothesis, the idea that we're so clean that our immune systems have too little to do and thus overreact to innocuous stimuli; and that our microbiomes, or gut bacteria, may be out of whack.
We don't quite have the answer yet, said Dr. Julie Wang, professor of pediatrics at the Icahn School of Medicine at Mount Sinai. Those are areas of active investigation.
Of all the allergy offenders, peanuts are the worst a