Some dryers spread germs instead of removing them
But, if you can, avoid high-speed jet air dryers in public restrooms. Research shows that they spread — rather than remove — germs. The same is true to a lesser extent for warm air dryers.
The clear winner: Good old-fashioned paper towels.
“We often say that handwashing is the key to preventing the spread of illness. But wet hands increase the risk of transmitting bacteria, so drying is an equally important step in prevention,” says urgent care specialist Theresa Lash-Ritter, MD.
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