Tension: Tightness in gentle tissues e.g. ligaments, muscles and tendons, is a typical reason behind bone spurs in ft. The limited tissue pulls over the part of the bone that it is hooked up too, creating excessive tension and local inflammation e.g. tight calf muscles/Achilles tendon brings about heel bone https://www.theorthopaedicandpainpractice.com/what-are-spurs-on-the-foot/