Canadian psychologists announced that finger length can determine personality traits; in particular, men whose index fingers are short in comparison with their ring fingers (a characteristic caused by increased exposure to testosterone in the womb) were said to be more physically aggressive. Previous studies have suggested that men with longer ring fingers are more fertile and that women are more fertile if their index fingers are long. | Harper's Magazine

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Canadian psychologists announced that finger length can determine personality traits; in particular, men whose index fingers are short in comparison with their ring fingers (a characteristic caused by increased exposure to testosterone in the womb) were said to be more physically aggressive. Previous studies have suggested that men with longer ring fingers are more fertile and that women are more fertile if their index fingers are long.

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Canadian psychologists announced that finger length can determine personality traits; in particular, men whose index fingers are short in comparison with their ring fingers (a characteristic caused by increased exposure to testosterone in the womb) were said to be more physically aggressive. Previous studies have suggested that men with longer ring fingers are more fertile and that women are more fertile if their index fingers are long.

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