Massage generates certain strength and heat through mechanical stimulation. Due to the stress, the venous blood vessels are squeezed, and the blood returns to the heart faster, or the nerve reflex promotes the contraction and quantity of muscle fibers in the blood vessel wall and promotes the blood vessel flow. Improve the blood circulation function, make the local blood stasis dissipate, the swelling subside, the oxygen supply to the heart and brain is sufficient, and the heart and brain function return to normal.