WorkoutWorkout RoutineThe Arnold Mass Routine—Tweaked for Planet Fitness (6-Day Split + Progression Guide)Kirk MooseOctober 21, 2025August 20, 2025 by Kirk MooseOctober 21, 2025August 20, 20250115 If you’ve ever wanted to train like Arnold but felt limited by Planet Fitness equipment, you’re not alone. The good news? With some smart adjustments,...