A personal account reveals rapid physical changes from testosterone therapy, including increased strength, muscle gain, and fat loss within months, but also warns of serious health risks like rising hematocrit levels that can lead to heart failure.

The author shares that initial improvements in energy, muscle mass, and mood from testosterone therapy can be overshadowed by dangerous side effects, such as right-heart failure caused by elevated hematocrit.

Testosterone use has surged in the U.S., often at doses exceeding medical guidelines, particularly through online clinics with limited oversight, raising concerns about unregulated use.

A personal experiment with a reduced testosterone dose before an event demonstrated the hormone’s powerful effects on confidence and appearance.

The stark difference between prescribed doses and natural testosterone levels highlights the risks associated with high-dose therapy without proper medical monitoring.

The article emphasizes the widespread, often unregulated use of testosterone and underscores the need for evidence-based dosing, regular health monitoring, and awareness of potential risks.

After experiencing dangerous hematocrit levels, the author ceased testosterone therapy and examined its broader impacts on hormonal regulation, mood, and pulmonary vascular tone.