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image: Digit Ratio and Sex Hormones

Digit Ratio and Sex Hormones

By | September 6, 2011

Men and women may have different finger-length ratios as a result of different sex hormone exposure during early embryonic development.

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image: Digit ratio predicts penis length

Digit ratio predicts penis length

By | July 5, 2011

In addition to its relationship to a variety of diseases, the length ratio of the second and fourth fingers also correlates with stretched penile length in men.

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