See Those Fingers? Do the Math — Holden 2007 (525): 1 — ScienceNOW

by Gilbert Keith

See Those Fingers? Do the Math — Holden 2007 (525): 1 — ScienceNOW

 Boys with the longest ring fingers relative to their index fingers tend to excel in math, according to a new study. In girls, shorter ring fingers predict better verbal skills. The link, according to the researchers, is that testosterone levels in the womb influence both finger length and brain development.

my hand.

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