Absent menstruation, or amenorrhea, is the absence of menstrual bleeding. ... It also occurs then a woman fails to menstruate for 3 to 6 months. Amenorrhea can happen for many reasons. The most common cause is pregnancy. Absence or cessation of menstruation. Amenorrhea is Conventionally divided into primary and secondary amenorrhea. Primary amenorrhea -- menstruation never takes place. It fails to occur at puberty. Secondary amenorrhea -- menstruation starts but then stops.
Milky nipple discharge, hair loss. Headache, vision changes, excess facial hair, pelvic pain, acne.
Severe constipation, blood impurity, lack of exercise, unhealthy life style etc