Tuesday, June 10, 2008

ADHD an advantage for nomadic tribesmen?

http://www.eurekalert.org/pub_releases/2008-06/bc-aaa060608.php

A propensity for attention deficit hyperactivity disorder (ADHD) might be beneficial to a group of Kenyan nomads, according to new research published in the open access journal BMC Evolutionary Biology. Scientists have shown that an ADHD-associated version of the gene DRD4 is associated with better health in nomadic tribesmen, and yet may cause malnourishment in their settled cousins.

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