A knuckle boom crane has a hinged arm that can be used to lift and hoist heavy materials. It is often built into the bed of a truck and can be used in various settings. The arm hinges at three points and can be folded or telescopic. It is typically operated outside the vehicle and […]
Knuckle pads are hard, calloused skin lesions that develop on the knuckles due to repetitive trauma or pinching. They are often cosmetic and can be treated with corticosteroid injections or surgery if they persist. The cause is unknown but is associated with Dupuytren’s contracture and a genetic component. Knuckle pads are round, hard, calloused skin […]
Cracking knuckles is generally not harmful and does not cause arthritis, but excessive cracking can lead to weaker grip and swelling. The sound is caused by gas bubbles bursting in the synovial fluid between the joints. Delicate cracking is recommended, and any pain should be addressed by a doctor. Most experts agree that it’s probably […]
