
Testosterone Replacement Therapy (TRT) is no longer a niche treatment tucked into anti-aging clinics. In 2025 it sits squarely in mainstream men’s health, recognized by the Endocrine Society, the American Urological Association, and thousands of physicians worldwide as a safe, evidence-based way to restore vitality when hypogonadism is properly diagnosed. Below is a concise, 800-word field guide that explains what TRT male enhancement really means, how it works, who benefits, and how to avoid the hype.