When movement hurts or feels limited, the assumption is almost always structural. Something in the joint. Something in the muscle. Something that needs to be stretched, strengthened, or fixed before movement becomes possible again.
That assumption is wrong more often than most people realize.
Movement limits are frequently nervous system limits. The joint has the range. The nervous system is not allowing access to it.
Think about what happens when you move into a position that has historically been associated with pain. The nervous system does not wait to see if damage occurs. It fires a protective response before you get there. Muscle guarding. Tension. The sense that you have hit a wall.
That wall is not structural. It is a learned boundary your nervous system drew to keep you away from something it decided was a threat.
The way through is not to push harder. That confirms the threat. The way through is to teach the nervous system that the movement is safe. Slow, consistent, deliberate exposure that builds a new association over time.
The joint is usually not the limit. The pattern is.