Acupuncture & Relaxation Undergoing acupuncture, most patients report a deep sense of relaxation and well being.the patient feel a sensation of numbness, heaviness, tingling, ache where the needle is inserted. the sensation of energy spreading from the needle and travelling along the channels. All these sensations indicate that the body's energy or Qi has been activated and that treatment is in progress. Research has shown that Acupuncture causes the body to release neuro-transmitters such as endorphins and serotonin.