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2011 studies

The topic is about two studies published in 2011, one in the Asian Journal of Andrology and the other in the International Journal of Impotence Research, which investigated the correlation between penis size and hand or foot size.

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Jan 29, 2026

What did the 2011 Andrology/International Journal of Impotence Research studies find about hand or foot size and penis size?

Two peer‑reviewed arrived at different, specific conclusions: an study reported a statistically significant correlation between the second‑to‑fourth digit ratio (2D:4D) and adult penile length, sugges...