The pain in the front bone of the calf after exercise may be related to the following causes: 1, there may be a tibial contusion, which is often seen when the patient’s tibia, that is, the front bone of the calf, receives a direct violent blow, or the patient often jumps from a high place, the tibia may produce internal bone contusions, which may cause pain. 2, there may be a fatigue fracture of the calf, which is often seen when the patient has carried out This condition is most common in adolescents, who develop rapidly and are more active, and if excessive activity is carried out, it may lead to inflammation of the tibial periosteum. In serious cases, acute septic osteomyelitis may also be induced, both of which can lead to pain in the tibia.