text: what are the symptoms of taking to much estrogen?   too much estrogen:  1.causes endometrium to proliferate   2.causes breast stimulation that can lead to breast cancer    3.increases body fat    4.increase endometrial cancer risk    5.increase gallbladder disease risk      6.restrains osteoclast function slightly    7.increases blood clot risk   too musch estrogen is the root cause of a myriad of illnesses. conditions associated with this include fibrocystic breast disease, pms, uterine fibroids, breast cancer, endometriosis, infertility problem, endometrial polyps, pcos, auto-immune disorders, low blood sugar problems, and menstrual pain.  for men, too much estrogen and too little testosterone is the increased risk of heart attack or stroke, urogenital disease and cardiovascular disease.