Basketball calf tibia pain when pressed is usually due to pathological factors, the causes of pain are trauma, tibia periostitis, fasciitis, tibia fracture and so on. 1. Trauma: the impact of playing basketball can lead to localized muscle injury in the calf, causing localized pain, swelling and localized bruising in the calf. 2. Tibial osteochondritis: playing basketball may cause stress osteochondritis, if perennial high-intensity sports or suddenly increase the amount of exercise, the muscles are in a state of tension and constant pulling, easy to make the periosteum produce small tears, inflammatory changes in the periosteum, the symptoms of pain. 3. Fasciitis: in the process of playing basketball, if excessive and prolonged pulling calf muscles, such as gastrocnemius muscle, etc., resulting in cumulative strain, leading to aseptic inflammation of the myofascia attached to the bone, triggering pain. 4. Tibia fracture: If the calf is hit by a heavy object, falls from a high place or slips, it may cause tibia fracture, which stimulates the surrounding tissues and causes pain. In addition to the above reasons, thrombophlebitis and bone cancer can also cause pain when you press on the inner side of the shin bone. If the pain is difficult to be relieved on its own, it is recommended to consult a doctor in time and take appropriate treatment according to the cause.