For some, knuckle cracking becomes a habit or a way to relieve stress, similar to nail biting or tapping. It can also be a response to feeling tightness or stiffness in the fingers, which is temporarily relieved by cracking.
For some, knuckle cracking becomes a habit or a way to relieve stress, similar to nail biting or tapping. It can also be a response to feeling tightness or stiffness in the fingers, which is temporarily relieved by cracking.