CORE · ISOLATION
Machine Ab Crunch
A supported machine crunch with adjustable resistance.
Primary musclesAbs
Secondary musclesHip flexors
EquipmentAb crunch machine
DifficultyBeginner · Spinal Flexion
How to perform
- Adjust the seat and pads to fit comfortably.
- Curl the torso against the resistance using the abs.
- Return slowly without bouncing.
Tips
- Control the movement and use a range you can repeat consistently.
- Choose a load or variation that lets you keep the abs as the intended focus.
Common mistakes
- Using more load or speed than you can control.
- Losing stable body position during the difficult portion.
Watch how to perform it
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