By GreatSchools Staff
In case you sustain any lingering doubts, the science is in: hand washing helps ward off illness. Danish research found that kids taught proper hand washing techniques and required to wash three times a day missed 26 percent fewer school days and had 22 percent fewer illnesses than kids who weren't trained or required to wash. Find out whether anti-bacterial products are better than soaps and other secrets to a bill of clean winter health.
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