Chronic knee, hip and back pain is a problem of epidemic proportions leaving millions of sufferers desperate to find relief. But after trying invasive surgery and countless therapies, all claiming to eliminate chronic musculoskeletal pain, why are so many still suffering with indescribable pain?

The answer is that a source of chronic musculoskeletal pain has - until now - remained unknown. For this reason, the best that health care practitioners can do in some cases is to help patients simply manage their chronic muscle and joint pain.

In his groundbreaking book, Chronic Pain Expert...