dd88777d__Risks_Postmenopause__Diagrams__Function
[Hormone] Estrogen [Produced By] Ovaries [Function] 
Promote breast growth, cause menstrual cycles, ovulation and pregnancy. Before menopause the ovaries make estrogen, after it, your body fat takes over the job. This is why fatter women are sometimes cushioned from the initial side effects of menopause (although being overweight exposes them to a host of other health problems). See, effects of estrogen on the body.
How Menopause Affects The Body: Hormone Fluctuations, Symptoms, Health Risks Postmenopause, Diagrams
Function