
In 2009, medical doctor Donald Unger ended a 50-year personal experiment - after cracking just his left knuckles at least twice a day for five decades, he concluded "there was no arthritis in either hand, and no apparent differences between the two hands." (from Scientific American). This and many other studies prove cracking your joints on occasion doesn't harm them at all. In fact, it enhances the range of motion in a joint by allowing all potential movement to occur. Plus it feels really good!
Introducing Richard Gartner’s ‘Get Crackin!’ class, where we spend 75 minutes popping as many joints as we can in the hands, feet, wrists, hips and...