hai, yes it is true because unless you have any high risk medical problem of uterus ,hysterectomy will be carried out. menstrual cycle is a physiological occurrence.if your facing problem in it consult a doctor to rule the problem for painful menstruation. uterus is not only used to get child. it control important hormone level which keeps your body functioning properly.. if your uterus removed hormonal changes( lack of progesterone ) will occur.that will lead you many physical and mental illness like anxiety,calcium deficiency and other related problems. kindly consult a gynecologist to get a clear idea about your concern and post hysterectomy problems. thank you hope i answered your query.