Thread: Ever thought about turning the Dark Side? (Figuratively Speaking)
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FrankTheTank · 02-21-2009, 02:24 PM

Red Blood Cells is a good point.....endurance! Endurance! Endurance
why do you think athletes train at altitude

02-21-2009, 02:24 PM	#31 (permalink)
FrankTheTank MMA Fanatic Join Date: Dec 2008 Posts: 14	Red Blood Cells is a good point.....endurance! Endurance! Endurance why do you think athletes train at altitude