Heel-to-Toe Walk Meets Neck Isometric You’ve seen it in the movies - the “walk the line” sobriety test. But this isn’t about alcohol - it’s about your cerebellum. If you can’t walk heel-to-toe in a straight line, your brain’s proprioceptive systems might simply be out of practice. 1️⃣ The Movement Place your heel directly in front of your toes and walk slowly forward in a straight line. Every step demands precision from your ankle, knee, hip and spine. The cerebellum, responsible for coordinatio