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Uploaded by fittplan on Apr 11, 2011
http://www.fittplan.com Best Ab Exercises: The Dumbbell Jack Knife is one of the best abdominal exercises and targets the upper and lower abs. Abdominal exercise for women should include this move. Demo by Chris at Fittplan.com.
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When he stretched I was like omfg what if it fell on him
keno454 1 month ago
Even with dumbbell it's really hard.
1Rvk1 2 months ago
Did a few sets of these yesterday, i can barely stand up straight today lol
Edy52 4 months ago
I'm definately gonna try this!
Camerenc123 4 months ago
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When he stretched I was like omfg what if it fell on him
keno454 1 month ago
Even with dumbbell it's really hard.
1Rvk1 2 months ago
Did a few sets of these yesterday, i can barely stand up straight today lol
Edy52 4 months ago
I'm definately gonna try this!
Camerenc123 4 months ago