Acknowledging the powerful sensors on wearables and smartphones enabling various
applications to improve users' life styles and qualities (eg, sleep monitoring and running
rhythm tracking), this paper takes one step forward developing FitCoach, a virtual fitness
coach leveraging users' wearable mobile devices (including wrist-worn wearables and arm-
mounted smartphones) to assess dynamic postures (movement patterns & positions) in
workouts. FitCoach aims to help the user to achieve effective workout and prevent injury by …