Hyperextension is an injury that occurs when a joint is extended beyond its normal range of motion. While commonly referred to as a sports injury, hyperextension can be a result of both athletic and non-athletic activities.

The 26 bones, 33 joints and 100-plus ligaments, tendons and muscles in your feet take a beating over the years. Some of the most common foot disorders you may suffer at some point are calluses, corns and foot pain.

Pain is common immediately after anterior cruciate ligament, or ACL, reconstruction surgery. With time and active rehabilitation, this pain should decrease and eventually disappear. There are several causes of pain that starts days to years after surgery.

The sciatic nerve is the longest nerve in your body that runs from your lower back to the back of your foot. Sciatica is a description of symptoms associated with an irritated sciatic nerve. These symptoms include pain, weakness, numbness and tingling in the leg, according to Medline Plus.

According to the Merck Manuals, metatarsophalangeal (MTP) joint pain--or pain at the location where the foot joins the toes--is a form of metatarsalgia. Other common types of metatarsalgia include Freiberg's disease, Morton's neuroma and sesamoiditis.

Gout is a complex type of arthritis. Consuming foods with high concentrations of purine compounds can exacerbate its symptoms. Health professionals recommend that gout sufferers follow a diet emphasizing plant-based foods that contain either low or moderate amounts of purines.

Gout is a painful form of arthritis that typically attacks the big toe. The onset of gout is usually sudden, causing intense pain, redness and inflammation from the buildup of urate crystals within the joint. According to MayoClinic.com, these crystals can form when the uric acid levels in the body are too high.

Diet is important for both diabetes and gout, two chronic metabolic diseases. In diabetes, the body has a problem managing blood glucose because insulin is too low or cells respond abnormally to insulin. As a result, blood sugar may become too high, compromising the body's energy supply.

Exercising on a treadmill can be a convenient and safe way to engage in cardio exercise and strengthen the muscles of the lower body and core. Treadmills are not without their caveats, however, and those with ankle pain after treadmill use may be running toward an injury rather than a healthier body.

Hip replacement surgery is one of the most effective means of restoring mobility and reducing the pain caused by osteoarthritis. According to the American College of Sports Medicine, about 500,000 hip replacement surgeries are performed every year in the Untied States.

Ligaments hold bones together throughout your body. If you've ever twisted your ankle, you know what it feels like to damage ankle ligaments. These common injuries, known as ankle sprains, most frequently affect the ligaments on the outside of the ankle.

Understand the link between costochondritis and exercise. Learn how to identify symptoms, manage pain, and prevent future occurrences.