4% of U.S. children have food allergies, analysis finds

The number of kids with food allergies is rising, the study finds, but the reason is unclear. According to the lead author, the increase goes beyond a rise in awareness. The number of children who have food allergies is not only increasing, it now encompasses 4% of all kids in the United States, according to an analysis of four large, national surveys published Monday in the journal Pediatrics .

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