Decline Bent Leg Reverse Crunch
Challenge your lower abs with the Decline Bent Leg Reverse Crunch. This advanced core exercise uses a decline bench to enhance abdominal engagement and
Description
A challenging core exercise that targets the lower abs, performed on a decline bench with legs bent at the knee.
How to Do Decline Bent Leg Reverse Crunch
- 1Setup
Lie supine on a decline bench, hooking your feet securely under the ankle pads with knees bent at approximately 90 degrees.
- 2Setup
Place your hands lightly on the bench beside your hips for balance, or grasp the bench handles above your head for added stability.
- 3
Exhale and engage your lower abdominal muscles to slowly lift your hips and lower back off the bench, curling your knees towards your chest.
- 4
Focus on initiating the movement by tilting your pelvis posteriorly and articulating your spine upward, aiming to lift your tailbone first.
- 5
Inhale and slowly lower your hips and lower back back to the starting position with control, uncurling your spine segment by segment.
- 6
Avoid letting your feet touch the bench or floor between repetitions to maintain continuous tension on your abdominal muscles.
Tips
- Initiate the movement with a posterior pelvic tilt, focusing on curling your tailbone off the bench first to maximize lower abdominal engagement.
- Maintain the 90-degree bend in your knees throughout the entire movement; avoid straightening your legs which shifts tension away from the abs.
- Control both the upward and downward phases of the movement, resisting the urge to use momentum to swing your legs up.
- Breathe out as you crunch your hips up and in as you slowly lower them back down, coordinating your breath with the core contraction.
Common Mistakes
- ×Using momentum to swing the legs instead of engaging the abs reduces muscle activation; focus on a slow, controlled lift of the hips using core strength.
- ×Arching the lower back excessively during the descent places strain on the spine; keep your core engaged and lower your hips slowly to maintain spinal integrity.
- ×Failing to lift the hips completely off the bench limits the range of motion; concentrate on lifting your tailbone and lower back to fully contract the lower abdominals.
Variations

Reverse Crunch to Dead Bug
Master your core with the Reverse Crunch to Dead Bug. This dynamic exercise combines lower ab and oblique engagement for full core control and stability.

Decline Crunch
Strengthen your core with the Decline Crunch, an effective abdominal exercise. Lie on a decline bench and curl your torso up, engaging your rectus

Weighted Decline Crunch
Strengthen your core with the Weighted Decline Crunch. This exercise targets your rectus abdominis, helping build a strong, defined midsection.

Reverse Crunch
Target your rectus abdominis with the reverse crunch. This bodyweight exercise effectively lifts your hips towards your chest, engaging your core for
Related Exercises

Alternate Oblique Crunch
Sculpt your obliques with the Alternate Oblique Crunch. This bodyweight exercise targets side core muscles, enhancing stability and definition.

Tuck Crunch
Master the tuck crunch for a powerful core. This dynamic exercise targets your rectus abdominis and obliques by combining a crunch with knee raises,

Negative Crunch
Master the Negative Crunch to build a stronger core. This bodyweight exercise intensely targets your rectus abdominis with a slow, controlled lowering

Knee Tuck Oblique Crunch
Strengthen your obliques and core with the Knee Tuck Oblique Crunch. This bodyweight exercise targets your side abdominal muscles for a stronger, more

Dumbbell Complex Push-up Row Clean and Press
The ultimate full-body dumbbell complex combining a push-up, row, clean, and overhead press in one flow.

Dumbbell Renegade Row to Squat
Build total-body strength with this demanding complex combining renegade rows and explosive squats.
Track Decline Bent Leg Reverse Crunch in your workouts
Log sets, reps, and weight. See your progress over time.
Get Ellim — Free