By Clive D. Lathey D.O MSc (Sports Medicine), Registered Osteopath and Director of The Putney Clinic We are starting to see young patients at the Putney Clinic in the 18-36 year age group with repetitive strain injuries (RSI) from excessive use of computers, iPads, smart phones and PlayStations. Common conditions that we regularly treat are: inflammatory tendon injuries of thumbs and fingers; tennis and golfers elbow from excessive use of the forearm muscles, and low back and neck pain from prolonged sitting in poor postural positions. The increasing use of computers and smart phones, particularly in the younger population, will inevitably lead to a rise in the frequency of low back and neck pain and repetitive strain injuries. There is also concern about the physiological effects of sedentary behaviour and the associated health risks such as obesity, cardiovascular and metabolic diseases. There is further concern about the link between sedentary behaviour and psy...