Testosterone is not the only hormone that matters. Your performance, capacity for muscle growth, and recovery hinge on a complex interplay of multiple hormones: Testosterone (Total and Free) DHEA-Sulfate Estradiol Sex Hormone Binding Globulin (SHBG) Follicle Stimulating Hormone (FSH) Luteinizing Hormone (LH) These hormones provide vital clues if you’re struggling with muscle building, fatigue, or prolonged recovery. Understanding your hormone levels provides insights into your current performanc