Reverse Crunch

Instructions

1
Lie prone (face down) on a flat surface with your body fully extended and arms at your sides or slightly out for support and stability
2
Keep your upper body relaxed and core engaged; maintain a neutral spine position with your forehead resting on the mat or turned to the side
3
Slowly lower one leg toward the ground by extending the knee and hip, allowing gravity to control the descent while maintaining core tension throughout the movement
4
Drive the leg upward by flexing the hip and knee, bringing the thigh toward the chest while keeping the knee bent at approximately 90 degrees, then return to the starting position with control
PRIMARY MUSCLESRectus Femoris
SECONDARY MUSCLESIliopsoas, Rectus Abdominis, Sartorius, Tensor Fasciae Latae
EQUIPMENTBody weight
DIFFICULTYBeginner

Overview

When programming for Rectus Femoris growth, the Reverse Crunch stands out as a highly efficient Strength choice. Performing this movement with Body weight forces your stabilizer muscles to work in tandem with the primary movers, translating to functional strength and enhanced muscular endurance.

Benefits

  • Significantly enhances the structural integrity and power of the Rectus Femoris.
  • Improves overall Waist stability and proprioception during heavy loads.
  • Acts as a highly scalable Strength movement, perfect for both beginners and elite athletes.
  • Promotes balanced muscular development by effectively recruiting the Rectus Femoris and associated synergists.

Pro Tips

Keep your breathing rhythmic: exhale sharply on the concentric push/pull, and inhale smoothly on the way down.

Muscle Anatomy

The primary driver is the Rectus Femoris. However, the movement also recruits Iliopsoas, Rectus Abdominis, Sartorius, Tensor Fasciae Latae to maintain control of the Body weight.

Exercise Variations

  • Dumbbell Reverse Crunch
  • Cable Reverse Crunch
  • Banded Reverse Crunch

Frequently Asked Questions