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#732 Why Your “Arms” Are Lying to You: The Three Rotational Systems of Elite Ball Striking
Traditional golf instruction often treats the arms as one unit. Biomechanically, this is misleading. Two golfers can place their hands in almost identical positions on 2D video yet produce completely different club deliveries.
The key is orientation, not just position. The arm consists of three rotational systems that can move independently: the shoulder complex, forearm and wrist.
1. Shoulder: The Upstream Organizer
The shoulder works together with the scapula, clavicle and ribcage to control upper-arm orientation. For a right-handed golfer, trail-shoulder external rotation during transition…
The skinny
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