Tension: Tightness in tender tissues e.g. ligaments, muscles and tendons, is a standard reason for bone spurs in feet. The restricted tissue pulls on the Element of the bone that it's connected far too, creating excessive stress and local inflammation e.g. tight calf muscles/Achilles tendon contributes to heel bone spurs https://www.theorthopaedicandpainpractice.com/what-are-spurs-on-the-foot/