Popsugar Fitness Workouts Jason Walsh Ab-Strengthening Exercises If You're on a Mission to Get Stronger Abs, a Celeb Trainer Said to Do These 3 Exercises March 14, 2019 by Tamara Pridgett View On One Page Photo 4 of 4 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Previous Next Start Slideshow WorkoutsCelebrity TrainersStrength TrainingBodyweight ExercisesCaptain MarvelJason WalshCore ExercisesTrainer TipsAb Exercises