PopsugarFitnessWorkouts15-Minute Arms and Abs WorkoutTone Your Abs and Arms With Dumbbells and This Intense 15-Minute At-Home Workout January 22, 2020 by Jenny Sugar View On One Page Photo 2 of 5 ADVERTISEMENT () Start Slideshow Share This LinkCopy ← 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.PreviousNext Start Slideshow WorkoutsStrength TrainingAb WorkoutsCrossFitIntermediate WorkoutsArm Workouts15-Minute WorkoutsArm ExercisesAb Exercises