menstruation

Summary Hormonal contraception, such as the pill and IUD, work by regulating hormone levels in the body to prevent pregnancy. Different forms of contraception have different mechanisms of action and can have varying side effects. Highlights Hormonal contraception suppress ovarian function by...

Hormonal fluctuation during (A) a normal menstrual cycle, (B) while taking an oral contraceptive (OC) containing both estrogen and progesterone, and (C) in the years before and after menopause. Ref: - Chidi-Ogbolu, Nkechinyere AU - Baar, Keith PY - 2019/01/15 T1 - Effect of Estrogen on...