Channel: LIVESTRONG.COM
Category: Howto & Style
Tags: get in shapestrongshapeab exercisesexercisefitcelebrity trainerroutineabsworkoutfitnessphysical fitnessstrongerwellnessnicky holenderworkout routineabdominalpersonal trainer
Description: 60 seconds of intense ab activity is on the clock... starting now! Celebrity trainer Nicky Holender counts down with some intense jackknife crunches -- can you keep up?