When you start TRT, the changes can feel wide-ranging, and for good reason. Testosterone receptors exist throughout your body, not just in your muscles or reproductive system. They’re found in your: 🧠 Brain: affecting mood, focus, and drive 💪 Muscles: influencing growth and recovery 🦴 Bones: supporting density and structure 🫀 Cardiovascular system: regulating energy and endurance 🛌 Skin, fat, and more When your testosterone is restored, these systems start functioning closer to how they’re