- ArticleFoundational11 min
The Nervous System and Shoulder Tension
Shoulder tension is the sustained elevation of muscle tone in the upper trapezius, levator scapulae, and surrounding musculature, often experienced as tigh
- ArticleFoundational11 min
Interoceptive Accuracy vs. Sensibility
Interoception is the perception of signals originating inside the body—heartbeat, breath, gut sensation, muscle tension, temperature. For decades, research
- ArticleFoundational4 min
Why Does My Jaw Clench When Nothing Is Wrong?
Chronic subclinical muscle tension often persists after the conscious threat has passed. Jaw clenching is a well-documented marker of ongoing autonomic activation — the body still braced for something the mind has already released.