Penis size

Articles under this tag cover what science actually says about penis size, common myths, and how factors like body fat, blood flow, hormones, and anxiety can affect perceived size and sexual confidence. It matters for men’s health because it ties into sexual function, self-image, and practical steps that support overall performance and wellbeing.

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The essentials for penis size — then explore the latest posts below.

Does testosterone make your dick bigger? The clinical reality of growth, hormones, and male anatomy

Does testosterone make your dick bigger? The clinical reality of growth, hormones, and male anatomy

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 21, 2025 · 10 min read

In adult men, increasing testosterone above normal levels does not make the penis bigger after puberty (typically complete by ages 18–21) because the corpora cavernosa have reached “terminal size” and don’t restart androgen-driven growth. Low testosterone can still make size look smaller by causing penile tissue atrophy and reduced elasticity—here’s what hormones can and can’t ...

Celebrity penises and the big penis myth: What men should know

Celebrity penises and the big penis myth: What men should know

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 15, 2025 · 10 min read

The average erect penis length is about 13 cm, and “celebrity” size claims are usually meaningless because flaccid photos, camera angles, and nonstandard methods (vs. bone-pressed erect length) can’t reliably indicate true erect size. Here’s how to measure accurately, stop misleading comparisons, and focus on what actually improves performance and confidence (like erection quality and ...

How do you measure your penis correctly, according to a urologist

How do you measure your penis correctly, according to a urologist

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 09, 2025 · 13 min read

Urologists measure penis length as “bone‑pressed” length—press a rigid ruler into the pubic bone on the top side and measure straight to the tip (glans)—and measure girth by wrapping a tape measure around the mid‑shaft; with this standardized method, the average erect length is about 5.1–5.5 inches and the average erect girth is about 4.8 ...

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