The subtalar joint is one of the three joints that make up the ankle joint and consists of four bones: the tibia, fibula, talus and calcaneus. According to SportsInjuryClinic.net, the subtalar joint is formed where the surfaces of the talus and...
The talus bone is one of the three bones that make up the ankle joint, along with the tibia and fibula, the long bones that run from below your knee on the inside and outside of your leg. The talus bone sits at the back of your foot and controls...
Joints are the point where two bones meet. They make your skeleton moveable -- you would not be able to bend your arm, walk or jump if you did not have joints. However, joints can't move without help, your muscles change the angle of joints when...
Hearing a popping sound in any joint while running can indicate an injury. Joints can crack, however --- think cracking your knuckles --- without any damage to the surrounding tissues and bones. Popping noises may stem from natural joint movements...
The talus sits between the heel bone (calcaneus) and the end of the legs bones (tibia and fibula). It is crucial to the function of the ankle. The tibiotalar joint moves the ankle up and down. The top of the talus bone is shaped like a dome, which...
The calcaneus is the heel bone. It is a thick bone to which the Achilles tendon attaches. To break this bone requires a lot of energy. Therefore, these fractures typically occur from motor-vehicle accidents or falls from a certain height (off a...
Functional calf exercises refer to moving your calves with other muscles in your body in different directions. This method helps you improve force production and reduction when you move, such as running, lunging and jumping, and helps improve...
Your ankle consists of two different joints -- the true ankle joint and the subtalar joint. The true ankle joint is where the fibula and tibia converge with the talus bone of the foot, which allows the ankle to move up and down. The subtalar joint...
The ankle is commonly referred to as one joint, but it actually comprises two joints called the the talocrural and subtalar joints. The talocrural joint allows for pointing and flexing of your foot, while the subtalar joint allows for inward and...
Abnormal foot posture results from structural abnormalities within the foot. When the foot is not bearing any weight, structural abnormalities aren't significant. When weight is put on the foot during walking and running, the foot has to...
Charcot joint--neurogenic arthropathy--is a condition that occurs when nerve injury leads to destruction of a joint. There is bilateral involvement in between 9 percent and 35 percent of cases according to the "AAOS Comprehensive Orthopaedic...
While problems with the ankle are relatively common, primary osteoarthritis rarely occurs in the ankle. When ankle osteoarthritis does occur, it is usually caused by a remote significant trauma. When you think you have osteoarthritis of the ankle,...
Pronation is the movement of the subtalar joint -- or the back motion of your foot -- as you walk or run. Over pronation occurs when pronation is excessive, and is particularly common in individuals with flat feet. Over pronation can lead to a...
According to the Merck Manual, bone disorders may be caused by injury or cancer. They may also be inherited, occur during childhood development or develop for no apparent reason. Some bone disorders are painful and may affect a person's activities...
Supination refers to the way your foot moves when it bends in the center between the subtalar joint. The movement occurs when you point your toes across your body, point your toes away from your body or when your sole turns inward. Supination is...
According to the Mayo Clinic, one of the most common causes of heel pain is plantar fasciitis. While rest and ice help with any inflammatory condition, chiropractors can also help decrease heel pain. Through the use of stretches, exercises,...
The ankle uses two separate joints to regulate your foot's movement. The tibia (shinbone), fibula (lower leg bone) and talus (ankle bone) form the upper joint of the ankle, which allows your foot to move up and down. The bottom joint, called the...
The human ankle consists of three joints: the talocrural joint (a hinge joint formed by the distal fibula and tibula and the talus), the inferior tibiofibular joint (a strong joint between the lower tibia and fibula), and the subtalar joint (the...
If your legs ache and feel heavy after exercising, you might attribute your symptoms to something minor like wearing the wrong shoes. Many people experience aches and pains after physical activity, especially when they begin a new exercise...
Supination of the foot occurs normally during gait, causing the foot to move down and inward at the subtalar joint, which is part of the ankle joint. According to SportsInjuryClinic.net, during supination most of the body weight is placed on the...
Ankle injuries account for about 20 percent of all sports injuries, notes Roald Bahr, a prominent researcher of sports medicine at Oslo Sports Trauma Research Center in Norway. Similarly, the journal Pediatrics found that ankle injuries account...
