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Plank Jacks: How To Do Them & Why Your Workout Needs Them 

Mar 15, 2024, 3:13 PM•onnit
Plank Jacks: How To Do Them & Why Your Workout Needs Them 
SUPPLEMENTS
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If you’ve been curious about steel mace training but don’t know where to begin, or feel intimidated by what seems like a medieval bludgeon, let this guide demystify the mace for you. By the end, you’ll understand why it’s outlasted innumerable fitness innovations and gimmicks alike to remain one of the most effective training implements you can use to enhance stability, mobility, power, and rotational strength. 
plank jack

A plank jack sounds like something you might find in aisle 33 at Home Depot, but it’s actually a potent exercise that’s becoming increasingly popular in HIIT, core, and circuit training classes. It’s time you found out how to do a plank jack, the muscles it works, and how you can fit it into your workouts for better core strength and greater conditioning.
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