Did you know that the crack or popping sound you hear during a chiropractic adjustment is called cavitation. It happens when gas bubbles (mainly nitrogen and carbon dioxide) in the synovial fluid of your joints rapidly escape due to a change in pressure. Is It bad? No! The sound is completely harmless and does not mean your bones are breaking or grinding. It’s simply the release of built-up gas, similar to cracking your knuckles. Does it mean the adjustment worked? Not necessarily. An effective