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Penile Measurement Standards

Researchers and clinicians are working to standardize penile measurement protocols, including stretched penile length and bone-pressed length, to improve reproducibility and comparability of studies.

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Jan 24, 2026
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How is penis girth measured accurately in scientific studies?

in scientific studies is usually recorded as the circumference of the shaft using a flexible, non‑stretch tape or a non‑stretch string measured at the mid‑shaft or widest shaft point, most often on an...