Let us go outside and walk around in the fresh air and sunshine. Besides, I am too tired to move around. The butt initiates some back pain to get attention. The next pain is a little sharper. If the brain ignores that, the pain gets worse.
Some brains wait until the pain is crippling and incapacitating.
The dictator-brain thinks it always knows best. In a democratically run body, the brain would be obligated to listen to the other parts of the body when they are speaking up like participatory citizens. These ideas are from A Place For Human Beings . In the Spine .