"I wanted to be in a medical specialty where I restore people's quality of life. I don't save lives going to work every day, but hopefully, I save their quality of life. That's what life is worth living for." Zibby talks with renowned orthopedist at the Hospital for Special Surgery, Dr. Vijay Vad, about his book, Back Rx, and the practices he has developed to help his patients (including Zibby's own family) live their lives to the fullest.