Walking, sitting, lying down, standing up, bending, lifting, throwing, running, chewing, writing - none of this works without joints. And only healthy joints make our amazing and diverse mobility a pain-free affair. But unfortunately, joint problems are the number 1 widespread disease today. The experienced orthopaedic surgeon Thomas Pfeifer takes us on a fascinating journey of discovery through our musculoskeletal system - from diagnosis to therapy to prevention.