Coral from the sea is being used in knee surgeries in New York City. The innovative, new procedure using natural coral is ...

Researchers at Columbia University have been awarded nearly $39 million to build a living knee replacement out of human stem cells and biomaterials, the school announced late last week. The federal ...

DEAR DR. ROACH: I had a knee replacement about six years ago. At the time, I was in considerable pain, and it dissipated slowly after the operation. After about six months, I still had some pain, but ...

Robotic knee surgery offers longer-lasting results with less pain and quicker recovery, but isn't suitable for all patients, experts say.