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Side Jackknives

ObliquesIntermediateNo equipment

Use this exercise to build your own workout in our app.

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Description

The side jackknife works your abs, especially the obliques. Due to its simplicity, this exercise is ideal for beginners. As you progress, you can try different side jackknife variations.

How to do it

  1. 1Lie on your right side with your left leg placed over the right left.
  2. 2Bring your left hand behind your head and use your right elbow to support your torso.
  3. 3Squeeze your core, bring your left leg up, and touch the knee with your left elbow in one motion.
  4. 4Hold for 1-2 seconds and return to the starting position. Repeat and then switch sides.

⚠️ Common mistakes

  • Use fast movements
  • Swing your hips

Now you know how it is done. In the app it joins the other exercises and becomes a multi-week plan.

Download the app for free