Does testosterone make your dick bigger? The clinical reality of growth, hormones, and male anatomy
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 21, 2025 · 10 min read
Every man has wondered if his hormone levels dictate his size. The answer involves a complex distinction between developmental growth, adult maintenance, and the physiology of erections. Here is the evidence-based truth. “We have to distinguish between the construction phase of the penis and the maintenance phase. In the womb and during puberty, testosterone is ...