Metatarsalgia will cause pain while in the ball on the foot which can be manufactured worse by standing, strolling or running. A lot of people explain the pain as emotion as if they are walking on pebbles. Morton's neuroma. This noncancerous advancement of fibrous tissue all-around a nerve typically occurs https://www.theorthopaedicandpainpractice.com/effective-treatments-for-ball-of-foot-pain/