Take a look at the numbers behind the rise in food and skin allergies among U.S. children.
An estimated 4 to 6 percent of U.S. children under 18 have food and other allergies, and that number has gone up significantly in recent years, though no one's quite sure why. Take a look at the rise in allergies among U.S. children, by the numbers:
Library of Congress
Jason Reed / Reuters
U.S. Army/Sgt. Kimberly Johnson
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