The popping sound during knuckle cracking is due to the release of gases, such as nitrogen, oxygen, and carbon dioxide, from the synovial fluid in the joints. This creates a bubble that bursts, resulting in the characteristic sound.
The popping sound during knuckle cracking is due to the release of gases, such as nitrogen, oxygen, and carbon dioxide, from the synovial fluid in the joints. This creates a bubble that bursts, resulting in the characteristic sound.