... ,Increased Oxygen in Your Body 13,Helps Relieves Pain and Tension 14,Improved Sleep 15,Reduces Inflammation ... work? Acupuncture stimulates the body to produce its own pain relieving chemicals called "endorphins." Endorphins help to block pathways ... , asthma Neurological and muscular disorders: headaches, neck and back pain, neuralgia, frozen shoulder, tennis elbow, tendinitis, sciatica, arthritis ...