Validity and Reliability of 'ON Protractor' smartphone application

Posture is defined as position a persons holds for prolong period of time. It's mal-alignment can lead to various Musculoskeletal and Neurological disorders. Hence, evaluating them at earliest is necessary. With increase in technology and inventions various device are available for evaluation of the same. But their usage is time consuming. Hence, coming up with device or application which is handy and less time consuming is necessary. Owing to this, validity and reliability of 'ON Protractor' smartphone application was done.