This Interesting Video Shows You What Happens When You Crack Your Joints

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Have you ever cracked your knuckles? Or what about your back? Your elbows?

Some people do it every day; like, once they start, they have to crack all of their fingers.

Is it gross? Maybe to some people.

But that doesn’t stop us from doing it!

[youtube https://www.youtube.com/watch?v=BHEcQluSzmM&w=420&h=315]