Diet & Fitness - Health.com: Plank Jacks

Diet & Fitness - Health.com

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Plank Jacks Feb 13th 2014, 01:14 Adding a jump to the standard plank engages your core even more. Make sure to keep your pelvis steady and your back straight, as shown by Alison Sweeney in this video. Repeat for 1 minute, eventually building up to 5 minutes as you get stronger. Alison Sweeney's next workout move See the full workout Media files: plank-jacks-200x150.jpg (image/jpeg)

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