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Decline Reverse Crunch

Performed in the reverse (supinated) grip variation, this variation primarily targets your Abdominals. It requires bodyweight and is best suited to beginner lifters.

Beginner level · Equipment: Bodyweight · Compound · Pull

Primary muscles: Abdominals

How to perform Decline Reverse Crunch

  1. Step 1. Lie on your back on a decline bench and hold on to the top of the bench with both hands. Don't let your body slip down from this position.
  2. Step 2. Hold your legs parallel to the floor using your abs to hold them there while keeping your knees and feet together. Tip: Your legs should be fully extended with a slight bend on the knee. This will be your starting position.
  3. Step 3. While exhaling, move your legs towards the torso as you roll your pelvis backwards and you raise your hips off the bench. At the end of this movement your knees will be touching your chest.
  4. Step 4. Hold the contraction for a second and move your legs back to the starting position while inhaling.
  5. Step 5. Repeat for the recommended amount of repetitions.

Frequently asked questions

Which specific muscles does the decline reverse crunch target?

This exercise primarily targets the rectus abdominis, with a significant emphasis on the lower portion of the abdominal wall. The decline angle increases the resistance against hip flexion and posterior pelvic tilt.

How can I ensure proper form during the eccentric phase?

Focus on lowering your hips and legs slowly to maintain tension on the abs rather than letting gravity take over. Avoid letting your lower back arch excessively off the bench at the bottom of the movement.

What is a common mistake to avoid when performing this move?

Using excessive momentum or swinging the legs to lift the hips reduces muscle activation and increases injury risk. Ensure the movement is driven by abdominal contraction rather than leg drive.

How can a beginner modify this exercise if the decline is too difficult?

Beginners should perform the reverse crunch on a flat floor or a bench with no incline to reduce the load. Once the movement pattern is mastered without momentum, gradually increase the decline angle.

What is the recommended set and rep range for abdominal hypertrophy?

Perform 3 to 4 sets of 10 to 15 controlled repetitions two to three times per week. Focus on the quality of the contraction and the mind-muscle connection rather than high-speed volume.

Sample sets & reps for Decline Reverse Crunch

  • Beginner endurance: 3 sets × 8-12 reps, 60-90s rest. RPE 6-7, leave 3 reps in reserve.
  • Hypertrophy: 4 sets × 12-20 reps, 60s rest. RPE 8, last set to failure.
  • Conditioning: 3-5 sets × AMRAP for 30-45s, 30-60s rest. Steady pace, controlled tempo.

Pick the scheme that matches your goal. Beginners should start at the lower end of every range; progress weight only when you hit the upper end of the rep range with one or two reps in reserve.

Related Abdominals exercises

  • Ab Crunch Machine — machine
  • Ab Roller — other
  • Advanced Kettlebell Windmill — kettlebell
  • Barbell Ab Rollout — barbell
  • Barbell Ab Rollout - On Knees — barbell

See all Abdominals exercises →

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