Low testosterone symptoms

Covers the most common signs of low testosterone in men—like low libido, fatigue, mood changes, poor sleep, increased body fat, and reduced strength or motivation—and how they can impact performance and quality of life. Helps readers understand what symptoms may indicate, what else can mimic low T, and when to consider lab testing and medical evaluation.

Facing the truth: My experience with testosterone replacement therapy side effects

Facing the truth: My experience with testosterone replacement therapy side effects

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Aug 06, 2025 · 12 min read

Testosterone replacement therapy can cause predictable side effects—most notably testosterone-driven increases in red blood cell production that push hematocrit above 54% in about 18–20% of men, a threshold linked to thicker blood and higher clot/cardiovascular risk when not monitored. Here’s how the main risks (blood, fluid retention, hair/skin changes, and hormone shutdown) happen and what ...

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