"Ergonomics is concerned with the 'fit' between people and their work. With an increasing number of people becoming conscious about their health and participating in sport or physical activity, ergonomics has become an increasingly prominent concern within the sport and exercise sciences. From the design of footwear and artificial playing surfaces, to studies of proprioception by obese children , the way in which people interact with their environment - designed and natural - has important implications for performance sport and for the design of safe and beneficial forms of physical activity"--EBL.