The Index Finger Testosterone Test

Exclusive Web Clip - Studies suggest that those with a substantially longer ring finger than index finger were exposed to high testosterone in the womb. They can also have bodies and minds built for great athletic ability, like professional surfer, Laird Hamilton, seen here catching the waves.

Release date:


3 minutes


Role Contributor
Series ProducerAlice Harper
PresenterMichael Mosley
DirectorNat Sharman
Executive ProducerAndrew Cohen

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