The tibia, also known as the shin bone, is a bone of the lower limb that is located below your knee. The tibia articulates with the femur to form the knee joint, and with the talus to contribute to the ankle joint. The tibia also articulates with the fibula at both its superior and inferior ends. The tibia is the second longest bone in the human body, the femur being the longest. The tibia can be affected by a condition known as shin splints. Shin splints is a common disorder and refers to pain