Popsugar Fitness Crossfit At Home Exercise | 15-Minute Arms and Abs Workout Feel Sore After This 15-Minute Arms and Abs Workout — Only Dumbbells Needed 12 July, 2020 by Jenny Sugar View On One Page Photo 2 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 V-Ups Lie on your back, with your legs and arms extended above the floor. Lift your upper back off the floor, reaching your hands toward your feet with straight legs. This complete one rep. Do 10 V-ups. Previous Next Start Slideshow CrossFit15-Minute WorkoutsArm ExercisesAb ExercisesArm WorkoutsIntermediate WorkoutsAb WorkoutsWorkoutsStrength Training