Dr. Ethan Thompson — The Cycling PT on Instagram: "Bike fit matters — but it’s only one piece of the performance + pain puzzle. 🚴‍♂️🔧 Yes, the right saddle height, stack/ reach, and cleat position can reduce inefficient movement and strain on your neck, shoulders, and low back — and research shows that poorly aligned biomechanics on the bike are linked to discomfort and decreased power output. But even the perfect fit won’t fix mobility restrictions, poor load tolerance, movement pattern dysfu