PopsugarFitnessWorkouts20-Minute Abs and Glutes Burn WorkoutThis 20-Minute Abs and Glutes Workout Is Just 4 Bodyweight Moves August 30, 2021 by Jenny Sugar View On One Page Photo 4 of 4 ADVERTISEMENT () Start Slideshow Share This LinkCopy ← Use Arrow Keys → 4 Alternating Single-Leg V-Ups Start lying on your back with your arms extended overhead. Exhale and roll up while lifting your left leg up, reaching for your toes before rolling slowly back down to the mat. Repeat with the right leg.Continue alternating legs for 30 seconds, followed by a 15-second rest.Repeat five more times for a total of six rounds.PreviousNext Start Slideshow WorkoutsStrength TrainingBodyweight ExercisesBodyweight WorkoutsButt WorkoutsAb WorkoutsButt ExercisesBeginner Workouts20-Minute WorkoutsAb Exercises