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Dancers put unique demands on their hips, achieving extreme ranges of motion that can strain the joints and damage supporting tissues around them. Not surprisingly, hip injuries account for up to 17% of injuries in dancers and 27% among professional dancers.

Some hip replacements can contain the metal and could potentially affect heart function in some patients. The study has also identified, for the first time, a link between cobalt-induced changes in calcium levels in heart muscle cells and reduced contraction of the heart.

Leg length discrepancy after hip replacement can occur due to the size of the implants used and the measures your surgeon needs to take to ensure they are securely in place. When one leg ends up longer than the other, it's most often the leg on the side that the hip was operated on.

You worked up a sweat playing basketball, and now your knees are screaming in pain. Or maybe your knees are in agony just from sitting all day in front of your computer. If one or both of your knees ache after too much sitting, running, jumping or squatting, you may have patellofemoral pain (PFPS).

There are six types of meniscus tears: radial, intrasubstance, horizontal, flap, complex, and bucket-handle. All can compromise the knee, where this C-shaped cartilage is found. The part of the meniscus these tears affect, the patterns they exhibit, and their complexity differ, however.

Chondromalacia patella (an overuse injury) and arthritis are two of the most common causes of pain in the knees when climbing stairs. A ligament injury or a condition known as patellofemoral pain syndrome could also be to blame.

Arthroscopic knee surgery is used to treat knee conditions, including cartilage injuries, meniscus tears, and ligament problems. Because it uses several small incisions rather than a large one, people tend to return to their activities more quickly and with less pain. But that's not true for...

Water on the knee is when fluid collects around and inside the knee joint, causing pain and swelling. Also known as knee effusion or fluid on the knee, it can occur whenever there's damage to the joint due to injury or underlying disease, such as arthritis.

Bone marrow edema (BME) is when normal fatty bone marrow the spongy tissue in the center of bones is replaced with a watery mix of fluid and blood. Al...

If a person has chronic knee pain, yoga practice may be able to help. The knee is the largest joint in the body. It is extremely complex and one of the keys to mobility. It is also prone to deterioration and injury due to its many parts and heavy use.