A 2013 trial compared physical therapy to surgery for middle-age and older patients with meniscal tears. Here's what it found.

Genicular Artery Embolization (GAE) represents a new paradigm in treating knee osteoarthritis that had hitherto been handled by resorting to either temporary or surgical solutions. With an ideal blend of safety, effectiveness, and affordability, GAE gives hope to patients torn between agonizing pain and the uncertainty of surgery.

Neymar has undergone successful surgery on his knee as the winger bids to get fit and prove himself worthy of a place in the Brazil squad for next year's World Cup.

Doctors said the technology represents a major advancement in orthopedic care, allowing surgeons to create detailed, 3D digital models tailored to each patient.