They're all over your body, but what do you really know about your joints? This WebMD quiz gives you the facts. Is that just a sore shoulder? Or could it be inflamed bursae in your joint? WebMD's ...

This article was medically reviewed by Elaine Husni, MD, MPH, at the Cleveland Clinic. It has been estimated that over 50,000 Americans are diagnosed with some form of arthritis every year.

Sponsored by Campbell Clinic, learn valuable tips and explore effective treatment options for arthritis affecting the hip and knee with Dr. Christopher Thomas Holland.

DEAR MAYO CLINIC: I am in my late 50s and have started having stiffness in my back. I have become much less flexible and ...

the director of University of Arizona’s Arthritis Center, to delay those surgeries as long as she can. She stays in shape, gets shots to ease the pain and now is also turning to a new ...

Researchers found that while some patients showed gut instability, others with stable microbiomes did not progress to ...

Two "key" genes have been identified by scientists linking the painful condition and the bone disease osteoporosis.