Type O (jriven42@msn.com)

Race #1680

View Pit Stop page for race #1680 by jriven42@msn.comGhost race

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Official speed 49.29 wpm (82.53 seconds elapsed during race)
Race Start September 9, 2009 12:52:16am UTC
Race Finish September 9, 2009 12:53:39am UTC
Outcome No win (2 of 2)
Opponents 1. ush008 (50.82 wpm)
Points 0.00
Text #408 (Length: 339 characters)

There are two kinds of fibers in our muscles, red and white. When an athlete trains for long distance running, he or she builds more red muscle fibers than white muscle fibers in his calf muscles. A sprinter has more white muscles. If you retrain a marathon runner to be a sprinter, most of the muscle fibers will convert to white muscles.