Exercises › Machine crunch
Machine crunch
Sit on the ab machine with the pad against your chest. Crunch forward by shortening the distance from ribs to hips, then return slowly without letting the weight yank you back.
CoreMachinesDifficulty 1 of 3

How to do it
Sit on the ab machine with the pad against your chest. Crunch forward by shortening the distance from ribs to hips, then return slowly without letting the weight yank you back.
Muscles worked
- coreprimary
Hover a muscle to find it on the figure. Dark green is the primary mover, lighter green is supporting work.
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Other options in this pattern
How many sets should you do?
That depends on your goal, your ability, and how many days you train. Answer three questions and the builder works out your sets and reps, plus a full week around them.