Hormone Curves
Hormone curve
The below hormone curve shows the levels of FSH, Estrogen, LH and Progestorone during a cycle. It also depicts the follicle developement, the uterine lining, cervical posisiot, cervical fluid and the basal temperature. the main point you need to know when getting to know you cycle and your fertility.

Photo: "Taking charge of your fertility"
by Toni Weschler