Exos | Formerly Core Performance

Set Your Fitness Goals. We'll Help You Achieve Them.

Join for free and you'll gain instant access to our tracking and reporting tools, expert coaching tips, and a free trial to our personalized training and nutrition programs.

Core Knowledge


Opposites - Physioball - Golf

Starting Position

  • Lying facedown on ball


  • Lift left arm and right leg into air until they are parallel to ground and hold 1-2 seconds
  • Return to start position and alternate
  • Repeat for prescribed number of repetitions

Coaching Keys

  • Keep stomach tight
  • Do not lift arms and legs beyond parallel to the ground
  • Keep thumb pointed to sky as arm raises

You Should Feel It

  • In back, hips, and shoulders

Tags: Back, Golf, Physioball, Injury Prevention