Exos | Formerly Core Performance

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Core Knowledge


Stability Ball Reverse Crunch

Starting Position

  • Lying face up on the ground with physioball hooked between your heels and hamstrings


  • Roll the ball up to your chest slowly, rolling the pelvis off the ground and tucking the knees to the chest
  • Slowly return to start position and repeat

Coaching Keys

  • Keep belly-button in
  • Abdominals must be drawn in to get the full benefit

You Should Feel It

  • Working the core and stretching the lower back

Tags: Pillar strength, Abs, Physioball