Grist: James Hamblin, former actual doctor and current senior editor at the Atlantic, hosts a video series exploring the miraculous/stupid/disgusting things humans do with our bodies. He also looks a little like Doug. In the series, If Our Bodies Could Talk, Hamblin has explored vital First World issues like probiotics, gluten-free diets, and intravenous hangover cures.
In his latest episode, Hamblin takes on showers. The question is, do we really need them? Or do they do more harm than good? As Hamblin...