Exercise library · Abs

How to Do Side Jackknife

Step-by-step instructions, muscles worked and workouts that use the side jackknife.

How to do it

Form tips

• Start light and own the movement before adding weight.
• Control the lowering phase — don't drop into it.
• Keep breathing; exhale on the hardest part.
• Stop if you feel sharp pain (different from muscle burn).

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Gear for this exercise

Exercise matGrip and comfort for floor work, core and stretching.See it on Amazon →Doorway pull-up barThe cheapest way to train your back and biceps at home.See it on Amazon →

Exercise photos and instructions: free-exercise-db (public domain). Animation made from the real start and end photos.