It is known as medial tibial stress response and can be very lingering. It often comes from tight calves, wrong run technique, wrong footwear, too much running on asphalt, too much volume or even a sudden increase of run mileage. It is very painful, can stop you from running all together and can even lead to a stress fracture. Here is a bit about it from Pro feet Podiatry. Train safe 🙂
5x AG World Champion, Sub 9h Ironman athlete - Stephane originates from Belgium and spent many of his early years racing triathlon there. It is in Belgium through the influence of his parents that he fell in love with the sport. A natural competitor Stephane became a student of the sport always searching for ways to give him an edge over his competition. This constant study and striving for improvement has naturally progressed into a passion for coaching triathlon and its individual disciplines.