InjuryPreventive CareWorkoutSkipping Warm-Up on Leg Day: How Tight Hamstrings Triggered Lower Back PainKirk MooseOctober 28, 2025August 28, 2025 by Kirk MooseOctober 28, 2025August 28, 2025055 I made the classic mistake—one many of us make when we’re in a rush at the gym. On leg day, I jumped right into lunges...