Step-up exercises help stretch and strengthen your knee. Learn how to do this exercise.

Your body needs calcium to build and repair bones. But it can't make calcium on its own. That's why it's important to eat calcium-rich foods. Some foods are naturally rich in calcium. Others have calcium added.

Osteoporosis is a disease that weakens the bones. Weakened bones are more likely to fracture (break). Osteoporosis can affect anyone. But those most at risk are postmenopausal people who were assigned female at birth.

A brace helps stop the curve in your spine from getting worse as you grow. It may also help keep you from needing surgery. To do the job, the brace needs to be worn almost all the time until you are fully grown.

RA is a disease that affects the synovium, the lining of the joints. Here is a brief overview of RA.

Osteoarthritis doesn’t have to keep you from leading an active life. You can help control symptoms by exercising and watching your weight.

A total hip replacement is major surgery, so don't be surprised if it takes a few months before you feel really good.

Learn details about this procedure, which is done to help ease back or neck pain caused by problems with certain nerves near your spine.

Back or neck pain may be due to problems with certain nerves near your spine. If so, a medial branch neurotomy can help relieve your pain.

Cervical epidural injection is a treatment for certain types of neck pain. Learn what to expect before, during, and after this treatment.