Plank Jack

What is a Plank Jack?

While holding a traditional plank is a great exercise for your core, a plank jack takes the exercise to a higher level of difficulty (and fun!) by adding a cardio element to raise your heart rate.

You may do Plank Jack in these types of classes:

How do you do a Plank Jack?

  • Step 1

    Begin on all fours. Place your palms shoulder-width apart, making sure your shoulders are aligned directly over your wrists.

  • Step 2

    Extend your legs out behind you to get into plank position. Tuck your pelvis under and ensure your middle back is in a hollow position.

  • Step 3

    Keeping your shoulders over your wrists and your abs drawn in, jump your feet out slightly wider than hip-distance apart. Jump them back together and repeat the exercise.

How do you modify a Plank Jack?

  • Plank Jack for Prenatal

  • Plank Jack for Beginners

  • Advanced Plank Jack

  • Plank Jack for Weak Wrists

  • Plank Jack for Weak Shoulders

What are the benefits of a Plank Jack?

  • Core Strength

  • Full-body Strength

  • Cardio

Expert opinion

Plank Jacks are a great way to get your heart rate up while working on your core.
Jason McWalter,MCW Health and Fitness in Seattle

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