Welcome to the operating room. I'm Dr. John Henry. I'm an orthopedic surgeon and we're about to perform a total hip replacement for a patient with severe osteoarthritis of the hip. Total joint ...

My mother had a total hip replacement (THR) 20 years ago, at age 50, just after my dad had died of a brain tumour. She would say, ‘at least this hip problem is not life threatening’. After mum’s joint ...