from back pain to hair thinning This was first shown by researcher Dr. Donald Unger who cracked the knuckles of only his left ...

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...

These movements will help ease tension, strengthen muscles, and prevent pain ... bent over the left. Both legs are bent at the knees. Lift your right arm long. Scooch your left hand back, bending ...

One researcher, Dr Donald Unger, actually cracked the knuckles of his left hand at least twice a day for over 50 years whilst never cracking those on his right hand in order to prove his mother ...