How to Crack Your Upper Back: The Science, Culture, and Art of Releasing Tension (And Why Everyone’s Doing It Wrong)
The first time you hear that satisfying *pop* from your upper back, it feels like a secret handshake between your spine and the universe. One second, you’re hunched over a laptop, shoulders tight as piano wire; the next, your thoracic spine—those seven vertebrae sandwiched between your neck and lower back—unlocks with a sound so primal […]