A massive new analysis of over 200,000 people reveals that the relative lengths of your index and ring fingers are linked to your sexual orientation, pointing to the powerful role of prenatal hormones ...

A review of 51 studies suggests prenatal hormone exposure may influence both finger length ratios and sexual orientation.

Add Yahoo as a preferred source to see more of our stories on Google. Studies in the past have attempted to examine the ratio between the length of the index finger and the ring finger and its ...