Decline Crunch
Decline Crunch is built for your first months of training, using pure bodyweight leverage to deliver midsection control under load.
How to do Decline Crunch
- Lie on a decline bench with your feet secured and your knees bent at a 90-degree angle.
- Place your hands behind your head or across your chest.
- Engage your abs and lift your upper body towards your knees, curling your torso.
- Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
- Repeat for the desired number of repetitions.
Decline Crunch Sets and Reps by Goal
Strength
3 sets of 6-8 hard reps with 2 minutes of rest. Hold the end position for a beat once reps come easily.
Hypertrophy
3 sets of 10-15 reps with 60-90 seconds of rest. Add reps first, then slow the lowering phase.
Endurance
2-3 sets of 20-25 reps with 45 seconds of rest. Change leverage or elevation before you add load.
Common Decline Crunch Mistakes
Adding reps forever instead of making the movement harder
Change leverage, elevation, or tempo once you clear your rep range.
Chasing rep count until the lower back arches away
End the set at the first rep where the ribcage flares, not at failure.
Easier and Harder Than Decline Crunch
Swap Decline Crunch For
Decline Crunch — Frequently Asked Questions
How do you do the Decline Crunch?
Lie on a decline bench with your feet secured and your knees bent at a 90-degree angle. Place your hands behind your head or across your chest. Engage your abs and lift your upper body towards your knees, curling your torso. Use your bodyweight only and keep the movement controlled through the full range. The animated GIF above shows the complete rep at normal speed.
What muscles does the Decline Crunch work?
The Decline Crunch primarily targets the abs. It is classified as a core exercise and is performed with your bodyweight only.
How many sets and reps of the Decline Crunch should I do?
For muscle growth: 3 sets of 10-15 reps with 60-90 seconds of rest. Add reps first, then slow the lowering phase. Adjust the load rather than the rep target if form breaks down before the final rep.
Is the Decline Crunch good for beginners?
Yes. The Decline Crunch is a beginner-level movement, so it is a reasonable place to start. Keep the load light enough that you can control every rep and stop 2-3 reps short of failure while you learn the pattern.
What can I do instead of the Decline Crunch?
Try the Lever Seated Leg Raise Crunch, Band Jack Knife Sit-up or the Spell Caster. Each trains the abs with a similar movement pattern, so you can swap based on the equipment you have available.
