Stress: Tightness in gentle tissues e.g. ligaments, muscles and tendons, is a standard cause of bone spurs in ft. The restricted tissue pulls on the Section of the bone that it's hooked up as well, triggering abnormal 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/