摘要
Chronic fatigue syndrome (CFS) refers to a group of main manifestations characterized by chronic or recurrent severe fatigue, accompanied by headache, sore throat, muscular multiple nervous and without other chronic disorders.
Chronic fatigue syndrome(CFS)refers to a groupof main manifestations characterized by chronic orrecurrent severe fatigue,accompanied by headache,sore throat,muscular and joint pain,insomnia andmultiple nervous and psychological symptoms。