Women who have high levels of both testosterone and estrogen in midlife may face a greater risk of developing benign tumours on the uterus called uterine fibroids than women with low levels of the hormones reveals a new study. Three out of four women develop uterine fibroids by age 50 said study author Jason Y.Y. Wong from Stanford University School of Medicine in the US. Fibroids can contribute to irregular bleeding infertility pelvic pain recurrent pregnancy loss and other reproductive complications. Testosterone is one of a group of sex hormones called androgens. While testosterone is typically associated with men women