How to Prevent the Flu: 4 Flu Prevention Tips

by Kathleen Fifield, AARP, Updated February 16, 2018|Comments: 0. Washing hands to avoid flu germs. Alex Raths/Getty Images. The physical friction of rubbing your hands together for at least 20 seconds at a time helps fend off the flu . The latest numbers released today by the Centers for Disease Control and Prevention ...

       

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