At about 7 days 7 in utero, the intercourse-similar gene about the Y chromosome initiates the development on the testicles in male infants. The testicles produce testosterone. Ovarian or testicular tumors: Androgen-manufacturing ovarian and testicular tumors can launch excess testosterone. 提神及提升體能（對照睪酮缺乏患者體能較佳，但與正常人無異，刻意補充對體能不會有顯著的增加） Just ... https://brooksmqtvn.bloginwi.com/62804720/apoteket-an-overview