No time to go to the gym? No problem! Dara Bergeron, founder of Belly Bootcamp, shows you how to work your back muscles with a fun batwing plank. Try doing this exercise for 30 to 60 seconds and then turn it into a circuit with this 10-minute full-body workout.
By Today's Parent
Updated Jun 13, 2016
This article was originally published on Feb 10, 2016
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