Of the equipment studied, performing a crunch on an exercise ball and a using a vertical
knee raise machine showed the most muscle activation.
Not exact matches
With this tower - style ab
machine, you will be able to strengthen your core with leg and
knee raises.
Sit in a seated calf
raise machine with only the balls of your feet on the platform (heels in the air) and your
knees above your ankles.
12 each leg: Cable
machine Lateral Step - up
knee raise This is a fun, complex movement that engages multiple muscle groups (adductors, obliques, glutes) and will challenge your stability and balance.
The vertical
knee raise is most commonly performed on the dip or
raise machine most gyms have.