Get a flat belly demo with 12 second JACKNIFE move
Jorge demonstrates the jacknife move from 12-Second Sequence
Jorge Cruise's 12-Second Sequence promotes a fitness plan for time-crunched people. In this video he demonstrates the jacknife move to help flatten your belly.
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(Page 1 of 1)I exercise regularly; including lengthy swims, but my abs need special attention. I drink beer every day, and at 61 years old, the extra calories go to my midsection. I have the blue ball and now I have the recommended exercise - let's see what I can do?







