You've tried regular stretching. Maybe a foam roller. Even massages. But your body still feels stiff, tight, or like it's not moving the way it used to.
Here's why it doesn't work: It can't strengthen joints in new ranges of motion. It only treats the surface. Without active, leverage-based movement, your hips, knees, and lower back stay locked in the same patterns. And the longer you wait, the worse it gets.