Canadian Crunch for muscular endurance
1:16
Added: 1 year ago
From: livelikeanathlete
Views: 1,667
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  • laying on the floor with knees up palms down extend fingertips to three or six inches past starting position by contracting the ab muscles .

    Steven Jack Clark jan 30 2011

    STEVENJACK20 1 year ago

  • Love these clips

    rolandsc 1 year ago

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