1, wormwood neck pillow has the function of warming meridians and promoting blood circulation, which can promote blood circulation in the neck and relieve neck stiffness, pain and other symptoms. But the medical stone neck pillow does not have this function.

2, wormwood neck pillow has the effects of warming meridians to stop bleeding, dispelling cold and relieving pain, eliminating dampness and relieving itching, which can promote the relaxation and repair of neck muscles and relieve cervical fatigue. But the medical stone neck pillow does not have this function.