Jim spent years writing a book on hygiene beliefs and the new science of the skin microbiome. In it, he suggests that some people overuse cleansers and soaps, and may benefit from doing less. But now, there’s a pandemic, and he also really wants to remind people to wash their hands. Jim tries to explain the nuances of good cleaning and bad cleaning—and why he does not shower in the traditional sense. Learn more about your ad choices. Visit megaphone.fm/adchoices