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In & Out

  • Beginner
  • Abdominals

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Setup instructions

1) Start in the plank position. Get on all fours with your hands directly under your shoulders and knees under your hips. Extend your legs back behind and keep your core tight throughout the exercise.

Perform instructions

1) Jump your feet in to your chest. Now, jump back to the starting position.

2) Follow this pattern and repeat.

Note: every time you jump your feet in, breathe out and 'crunch' your core.

Anatomy