Injecting testosterone changes everything — but most guys have no idea what’s really happening under the hood. In this episode of Growth Through Adversity, we break down the science of exogenous testosterone and its impact on your body, hormones, brain, fertility, aggression, strength, and health. You’ll learn: How injecting testosterone shuts down your natural productionWhat happens to your testes, sperm, and libidoHow testosterone fuels muscle growth, fat loss, mood, and dominanceWhy it rai...
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