Women’s Health: The Luteal Phase, PMS & PMDD
The menstrual cycle, occurring over approximately 28 days, has four phases, characterized by the hormone levels driving the activity in each phase. The phases are: follicular, when ovarian follicles are maturing an egg for ovulation (high levels of estrogen, which helps prepare your uterine lining, and FSH, which stimulates the follicle); ovulation, when a surge of the hormone LH triggers …