This study condenses huge amount of raw data measured from a MEMS accelerometer-based. wrist-worn device on different levels of physical activities (PAs) for subjects wearing the device 24 h a day continuously. In this study. we have employed the device to build up assessment models for quantifying activities. https://www.lecoureures.shop/product-category/course-a-pied-homme-vetements-manteau-impermeable/