Emidio Pacecca 29 November 2018 low back, Pain, Rehabilitation, knee, hand, Ankle, Sports Injuries, Surgery, wrist UNDERSTANDING PAIN Emidio Pacecca 29 November 2018 low back, Pain, Rehabilitation, knee, hand, Ankle, Sports Injuries, Surgery, wrist An excellent video on what our understanding of pain currently is and in particular the complexities of chronic pain.