Your joints can make a variety of sounds: popping, cracking, grinding, and snapping. The joints that "crack" are the knuckles, knees, ankles, back, and neck. There are different reasons why these joints "sound off". Escaping gases: Scientists explain that synovial fluid present in your joints acts as a lubricant.
Similarly, it is asked, can you get a stroke from cracking your neck?
Neck Cracking Raises Stroke Risk. Should Chiropractors Warn of Real but Small Danger? May 12, 2003 -- If you've got a pain in the neck, think twice about getting your neck cracked. Spinal manipulative therapy, as chiropractors call it, increases your risk of stroke.
What happens when you crack your neck?
Escaping gas, arthritis, and normal movement may all cause the neck to make a cracking sound. There is fluid in the joints that helps the bones and tissue to move together smoothly. This fluid contains oxygen, nitrogen, and carbon dioxide. This release of gas makes a popping or cracking sound.