menstruation in a sentence
Example sentences for menstruation
As nutrition and living conditions improved, the age at first menstruation occurred two to three months earlier each decade.
Abdominal pain that occurs during menstruation may be from menstrual cramps or it may indicate a problem in a reproductive organ.
After menstruation starts, the ovaries begin to produce and release eggs, which have been stored in the ovaries since birth.
Sometimes, adjusting medications in anticipation of menstruation may help prevent attacks.