Question

What is menstruation?

Answer 1

process in a woman of discharging blood and other material from the lining of the uterus at intervals of about one lunar month from puberty until the menopause, except during pregnancy.

Answer 2

Menstruation — aka having your period — is when blood and tissue from your uterus comes out of your vagina. ... Your menstrual cycle helps your body prepare for pregnancy every month. ... Your menstrual cycle and period are controlled by hormones like estrogen and progesterone.