Why You've Been Taught To Over-Rotate

Why It Matters

Proper rotation aligns the body's strongest muscles, boosting propulsion and shaving seconds off race times for distance swimmers and triathletes.

Key Takeaways

• Over-rotation destabilizes hips, reducing propulsion and speed in freestyle.
• Ideal hip rotation for distance swimmers: 30‑40° side angle.
• Keep shoulders rotating while hips stay stable for efficient catch.
• Use wide elbow position to achieve high‑elbow catch technique.
• Record video feedback to fine‑tune rotation and avoid over‑rotating.

Summary

The video tackles a pervasive flaw among novice swimmers: excessive body rotation, or over‑rotation, which compromises balance and power. It contrasts the flat‑body approach—where hips and shoulders stay level—with the opposite extreme of rotating 90°, explaining why both extremes hinder stroke efficiency.

Key insights include a recommended hip rotation of 30‑40° for middle‑distance and open‑water swimmers, while keeping the hips relatively stable and allowing the shoulders to lead the turn. This moderate angle preserves core stability, prevents the legs from flaring like a parachute, and enables a high‑elbow catch that engages the latissimus dorsi rather than over‑relying on the front shoulder muscles.

The coach cites a client who was taught to rotate to 90°, resulting in a loss of power, a dropped arm, and a deep, straight pull. After adjusting her hips to a controlled 30‑40° roll and widening her elbows, she felt her lats activate and reported a stronger, more efficient stroke. The video stresses using video analysis to verify rotation angles and to exaggerate new mechanics until they become natural.

For competitive swimmers and triathletes, correcting over‑rotation can shave 10‑20 seconds per 100 meters, translating into faster race times and reduced injury risk. Coaches are urged to monitor hip‑shoulder angles, especially during breathing, and to incorporate feedback loops that reinforce the optimal rotation range.

Original Description

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How much should you rotate when you swim freestyle? You've probably been taught to over-rotate