Maybe you've cracked your knuckles before or you do it all the time. Perhaps you know someone else who does it habitually. Have you ever wondered what exactly is happening to make that sound? While it ...

The popping sound habitual knuckle crackers make may be annoying — or even alarming — but are they actually harming themselves? The research is somewhat limited but generally concludes that ...

The age-old warning about knuckle cracking leading to arthritis might be more myth than reality. Research suggests painless cracking doesn't cause arthritis, weaken bones, or erode joints. The popping ...