Start in high plank position with your arms extended directly underneath your shoulders. Dig your toes into the ground and lift your butt to. The plank jack is a combination of two very common exercises: the plank and (big surprise) the jumping jack. You get on all fours in a plank. Start off on your hands and knees with your hands set underneath your shoulders. Then walk your knees back out behind you, tuck your toes and pick your knees up. 5 hours ago · It involves holding a plank while jumping your legs in and out, mimicking the motion of a jumping jack. And after only a few seconds, you're almost . · Perform the move on your forearms instead of your hands. Do an “uneven plank,” with one forearm down and one palm on the floor. Add your plank jacks to a burpee set, by performing them just after the leg thrust. Jump your hands out to the sides and back simultaneously with your bltadwin.ruted Reading Time: 3 mins. · Learn how to correctly practice a plank jack! This video will progress from beginner steps to the full, dynamic version we do in Sunstone's Core class! For m.
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