- Main muscle
- Abdominals
- Also works
- Mostly just that one
- Equipment
- Bench
How to do it
- Hook your feet under the pads of a decline bench and lie back, arms crossed on your chest.
- Curl your chest up toward your knees until you’re sitting up.
- Lower yourself back down slowly.
Common mistakes
- Pulling on your neck with your hands.
- Dropping back down fast.
Know what to lift next
Iron Streak puts lifts like the Decline Sit-Up into a weekly plan built around your goal, schedule and equipment. Every set shows the weight and reps to aim for, and your streak keeps score.