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digit ratio

Digit Ratio and Sex Hormones
Tia Ghose | Sep 6, 2011 | 1 min read
Men and women may have different finger-length ratios as a result of different sex hormone exposure during early embryonic development.
Digit ratio predicts penis length
Jef Akst | Jul 5, 2011 | 1 min read
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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