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Old 09-09-2011, 01:20 PM   #2762
Tom Seryak
New Member
Join Date: Jan 2011
Posts: 29

crossfit is what it is perceived as by the masses...high effort aerobics consisting of a signature blend of 0% progression and 100% variation. from 1/1/11 to 4/30/11 70% of the "wods" prescribed on .com were predominantly aerobic, 21% phosphagen and only 9% glycolytic (being generous here).
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