Foot Pain and Problems Foot pain is often caused by improper foot function. Improperly fitted shoes can worsen and, in some cases, cause foot problems. Bone Spurs Are a Thorny Problem Scientists believe bone spurs occur because of osteoarthritis or when the body tries to heal itself after a trauma by replacing bone. Stretches for Your Lower Legs Stretching can keep your lower legs limber and your joints pain free. Fractures A fracture is a partial or complete break in the bone. When a fracture occurs, it is classified as either open or closed. Stress Fractures in Young Athletes Stress fractures occur when muscles are too tired to take on the impact of exercise, and the bones absorb the added stress. When those bones become too strained, they develop a tiny break known as a stress fracture.