<prompt> All are true about Abnormal uterine bleeding exceptBlood loss of less than 50 mlCycle duration is more than 35 days or less than 21 daysBleeding period lasting 7 days or moreIrregular bleeding during a regular cycle  <response>: Normal Menstrual LossThe upper limit of blood loss in a normal menstruation is considered as 80ml. Any bleeding above the specified normal limit is termed as abnormal uterine bleeding 