Ergonomics, the science that studies human stress and strain related to activities, has one primary objective-to prevent work related musculoskeletal disorders, or symptoms that aggravate these disorders. Repeated unnatural, deviated or inadequate working postures, forceful hand movements, inadequate equipment or workplace designs and inappropriate work patterns are likely to be the particular risk factors. The application of ergonomics to dentistry, or dento-ergonomics, can increase efficiency

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... and prevent injury. Among the factors that need to be considered are the height and reach of staff members, the equipment being used and the distribution of tasks. By implementing the theories of ergonomics, dental care providers can prolong their interest and commitment to dentistry by making difficult or even painful tasks less stressful. The paper shows that ergonomics can have a large impact on the effectiveness of dental health care delivery systems. So we suggest the idea that the study of ergonomics should be included in the dental curriculum.