Ab crunch machine
A seated machine crunch that trains the abs against adjustable resistance.
- Muscle group: Core
- Equipment: Machine
- Difficulty: Beginner
Also known as: Abdominal crunch machine, Seated ab crunch, Crunch machine, Mavecrunch i maskine, Magemaskine
How to do it
- Adjust the seat so the pads sit comfortably on your chest or shoulders and your feet are planted.
- Exhale and curl your torso forward by pulling your ribs toward your hips.
- Return slowly to the start without letting the weight rest and keep your lower back relaxed.
Common mistakes
- Pulling mostly with the arms or hips instead of curling the spine.
- Using a weight so heavy that you rock the whole body.
Alternatives
Watch a video demonstration on YouTube
“Ab Crunch Machine - Core / Abs - Bodybuilding.com” by Bodybuilding.com (opens YouTube)
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General technique guidance, not individual advice. Stop if something hurts and talk to a professional about injuries.