GrownUps accepts no responsibility for decisions made by Members or any other persons as a result of using or relying on any information on the GrownUps website. GrownUps does not give any health advice or make any recommendation of any product or service.

Here’s what happens to your knuckles when you crack them

One man cracked his knuckles in one hand for 60 years and not the other. Watch the video to see what he found out.