VIDEO

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Chalene Johnson on ABC Good Morning America Featuring the Home Work Out Turbo Fire

By Chalene Johnson — 2011

04:38 min

00:48

Core Exercise: The Full Body Crunch | Justin Michael William

Bored with your current core-strengthening routine? Here, Yoga Vibes teacher Justin Michael Williams instructs one of his favorite ab exercises: The Full Body Crunch. This exercise will not only optimize your core strength, but the strength of your entire body.

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EXPLORE TOPIC

Exercise