Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the exact cause of the cracking sound remains unclear, studies have not ...
don’t crack your knuckles or you’ll get arthritis! 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 ...
Even small, simple movement can help your joints. You can start at ... Then extend your hands, and pull back your fingers. We hold a lot of stress and pain in our neck and shoulders.