Deodorant Changes More Than Your Smell

Applying deodorant or antiperspirant clearly alters your body’s smell, but it may also alter your body’s bacteria. A PeerJ study finds the organisms that live in and on your skin are drastically changed by what you put under your arms. Evolutionary genomicist Julie Horvath recruited 17 participants—antiperspirant users, deodorant users, and those who went au naturel—and swabbed their armpits twice a day for eight days. Read more on Newser…