What Is The Jaw Crunching Soud. There are 2 main causes of jaw noises. If the cartilage wears away or the bones somehow slip (if connectors like tendons aren't doing their job as well as they should) then they grind together causing noise and pain.
Tmd can make your jaw pop or crack. Press your palms against the forehead. When chewing a crunch in the jaw can occur for various reasons: