Testosterone Optimization Through Lifestyle: Evidence-Based Sleep, Resistance Training, Zinc, Vitamin D, Stress
Testosterone is an essential androgen hormone produced primarily by Leydig cells in the testes under regulation of the hypothalamic–pituitary–gonadal (HPG) axis. Gonadotropin-releasing hormone (GnRH) from the hypothalamus stimulates pituitary luteinizing hormone (LH), which in turn drives testosterone synthesis. Testosterone supports libido, sexual function, muscle mass and strength, erythropoiesis, bone density, and metabolic health, while also… Read More »