2006-11-10 2006-7-26 Sesamoiditis is a common ailment that affects the forefoot, typically in young people who engage in physical activity like running or dancing. A common symptom is pain in the ball-of-the-foot, caused by irritation of the sesamoid bones, which are tiny bones within the tendons that run to the big toe. 117056 text/html 1.0 EN Sesamoiditis Relief Lynco L420 Sports Orthotics - Posted Heel Sesamoiditis Relief text