Popsugar Fitness Workouts 3-Minute Ab Workout For Runners This Ab Workout For Runners Is 3 Full Minutes of Planking That'll Set Your Core to Max Burn August 3, 2019 by Maggie Ryan View On One Page Photo 5 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Previous Next Start Slideshow WorkoutsRunningAb Workouts5-Minute WorkoutsAb Exercises