Researchers describe a simple model that captures the key mechanics of hand-washing, estimating the time scales on which particles, like viruses and bacteria, were removed. Particles are trapped on ...

The Centers for Disease Control and Prevention says one of the best ways to prevent the spread of illness, including the novel coronavirus, is to wash your hands. But are you doing it the right way?

Hand washing is one of the best ways to keep kids healthy, but getting them to do it—and do it right—can be a challenge. But with the right tricks, you can turn this daily task into something your ...