Sex hormones

The menstrual cycle, pregnancy, menopause, testosterone and ejaculation, with the hormones that drive them.

The menstrual cycle How do hormones change during the menstrual cycle? FSH, LH, estradiol and progesterone over 28 days, and what the body goes through. Pregnancy How do hormones change during pregnancy? hCG, progesterone, estrogens and prolactin, week by week. Menopause Which hormones change at menopause? FSH rising, estradiol falling, over about ten years. Ejaculation Which hormones are released after ejaculation? The hormones of arousal and of the hour that follows. Testosterone When is testosterone highest? Over the day, and from birth to age 80.