Tibia Fracture Everything You Need to Know About a Tibia Fracture - What is a tibia fracture? The tibia, is the larger of the two bones in the lower leg. It’s one of the most commonly fractured bones in the body. Symptoms of a fracture in your tibia can range from bruising to intense pain in your lower leg, based on the extent of your injury. To diagnose this type of injury, your doctor will do a physical exam and may run some tests to get an image of the tibia fracture. Depending on the type of