Ab's attack

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7 Posts
Feb 5, 2014 1:22pm
via Android

So I've been doing the abs attack workout for awhile and my question is, it says that if you do 5 reps each totaling 150 contractions, you'll burn 167 calories. I have been able to push myself to do 25 of most and 15 of the shorter exercises, how do I tell how many more calories am I burning?