When people think “wellness,” they probably don’t think hand-washing. But given the coronavirus crisis, it may be the single most selfless and effective thing you can do to stop the outbreak. James Hamblin, MD, in this month’s Atlantic, explains the power of washing your hands, how most of us do it for 5 seconds when we need to do it for 20, and how the CDC even recommends singing to hit that 20-second mark.
