Your body is with you 24/7. But how often do you actually stop to think about what it’s doing? Probably not much—and honestly ...

Some of these facts sound like science fiction. Others feel like glitches in the system. All of them are real. Here are 20 ...

Add Yahoo as a preferred source to see more of our stories on Google. Recently, Redditors were asked to share the most interesting fact about the human body that most people don't know, and they did ...

While we tend to think we know ourselves pretty well, the human body still has all sorts of ways to surprise us. The truth is that we’re pretty complicated organisms, where a lot can go wrong (or ...

If you think you know your own body, you probably don't. Most of us are walking around with hidden features we'll never notice. There's a reason your nose runs when you cry, and it's weirder than ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The human body is one ...