痛经,是指行经前或行经期间出现难以忍受的腹痛、腰酸、下腹坠胀或其他不适,甚而影响学习、生活或工作。一般表现为,在经前数小时即感下腹阵发性疼痛,或持续而有阵发性加剧,有的可波及腰背、大腿、阴道、肛门及会阴部,并引起尿频及排便感。严重时伴有面色苍白,手足冰凉、出冷汗、 Dysmenorrhea refers to unbearable abdominal pain, backache, abdominal bulge or other discomfort that can affect learning, living or working before or during menstruation. The general performance is, in a few hours before the feeling of abdominal paroxysmal pain, or sustained and paroxysmal increase, and some can spread to the back, thigh, vagina, anus and perineum, and cause frequent urination and defecation. Serious when accompanied by pale, cold hands and feet, a cold sweat,