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05 Jan 2013 - 12:11pm
If you lead an active, extroverted life you might be genetically primed to live into your 90s or longer.

If you lead an active, extroverted life and are something of a thrill seeker, you might be genetically primed to live into your 90s or longer.

A variation of a much-studied gene involved in transmission of dopamine, a key component of the brain's reward and learning system, was found to be far more frequent among the very old. ...

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