Listening to good music often can increase the secretion of opioid peptides in the brain; Promote the secretion of some enzymes and acetylcholine; Improve the secretion of healthy hormones; Improve the activity in the organism; Regulate blood circulation and activate nerve cells; Can make stomach peristalsis regular; Make the secretion of gastric juice, saliva and insulin increase accordingly; It can also promote the body's metabolism and enhance disease resistance.