When you think of dating apps, you probably think about Tinder. Approximately 50 million people use the app each month, according to its website, and it's been downloaded over 630 million times. So it ...

Leoni Jesner is a fitness and health writer contributing content to Verywell Fit, Byrdie, Forbes Health, Everyday Health and Insider, as well as providing expert features to LIVESTRONG, Bustle, CNET ...