Thursday, 6 April 2017

How to Do a Plank Jack

SOURCE:popsugar.com

You"ve got your jumping jacks dialed, and you know how to do a plank . . . but have you tried plank jacks?
This core-plus-cardio move will get you sweating, raise your heart rate, warm your arms, and work your legs. Make sure you keep your spine neutral! Here"s how you. view full post

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