Popsugar Health & Fitness Fast Fitness 10-Minute Core and Abs Workout This 10-Minute Core Workout Will Leave Your Abs Worked 15 November 2018 by Susi May View On One Page Photo 5 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Side Plank Right Side plank is great for activating the abs, especially the obliques. Balance on the right hand and the outside edge of the right foot with the body in one straight line. To modify, stagger your feet and bring your top leg forward. Previous Next Start Slideshow Fast FitnessFast Fitness WorkoutsBodyweight ExercisesBodyweight WorkoutsIntermediate WorkoutsAb Workouts10-Minute WorkoutsStrength TrainingWorkouts