Cracking your knuckles is an oddly divisive habit; it might make you cringe or it might bring you satisfaction. But what happens to your body when you do it?

For generations we've been warned that cracking knuckles can cause arthritis. But while this has been largely discredited, experts have revealed what really happens inside your body when your joints ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.