Research progress on the relationship between sleep disorders and chronic pain
Sleep is a complex physiological process underthe regulation of multiple physiological systems,including the cen-tral nervous system,endocrine system,immune system,and so on.Chronic pain is an unpleasant sensation and subjective experience,which serves as a protective mechanism,alerting us to potential harm or illness.There is a close inter relationship between sleep disor-ders and chronic pain,which may involve various mechanisms.This review aimed to explore the relationship between sleep disorders and chronic pain,their underlying mechanisms,and potential intervention strategies,and to provide evidence for improving patients'sleep quality and alleviating their chronic pain.