
On Cloud X 3 review: The biomechanics of a true hybrid training shoe

Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Dec 02, 2025 · 10 min read
Finding a single shoe that handles the heavy loads of weightlifting and the high impact of running is a biomechanical challenge. Here is an evidence-based breakdown of how the Cloud X 3 performs across different physiological demands. “The central conflict in athletic footwear is stability versus energy return. To lift heavy safely, you need a ...