LOS ANGELES - You might not have realized it, but proper hand-washing is a five-step process. According to the U.S. Centers for Disease Control and Prevention, thorough hand-washing is a pivotal part ...

Hand washing is one of the simplest and most important things we can do as community members to try and help stop the spread of germs we pick up on a day to day basis. However, experts say washing ...

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 ...