The doping-drug Epo has an impact in the brain

Sportsmen and women have been known to dope with the blood hormone Epo to enhance their performance. Researchers have now discovered, through animal testing, that Epo has a performance-enhancing effect in the brain shortly after an injection by improving oxygen transport in blood. As Epo also increases motivation, it could be useful in treating depression, experts say.

Source: http://www.sciencedaily.com/releases/2012/06/120611105307.htm

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