Learn how to exercise by doing the double crunch on a bench.
Primary Muscle Group: abs and obliques
Secondary Muscle Group: hip flexors
Base Movement: crunch, leg raise
Training Type: weight training
Level of Difficulty: 4
Sport Specific: wrestling
Position: face up, feet up
Movement Variation: bilateral
Plane of Motion: sagittal
Joint Action: hip flexion, spine flexion
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.