This video shows an animation of the normal anatomy of bone and what occurs to bone that is affected by osteoporosis. It also explains why osteoporosis is more likely in to occur in women and as we age.

This animation explains the meniscus of the knee, why it is important for knee function and what symptoms occur when it is diseased.

The hip is responsible for a broad range of movement despite being subjected to tremendous forces. Sports can cause a number of hip disorders such as bursitis and overuse injuries. A physician for LPGA golfers explains various sports-related hip injuries.

This detailed 3D animation provides a step-by-step explanation of how a hip replacement is performed. It shows each step from initial incision, through leg alignment and adjustment, to final suture closure.