The purpose of the study was to assess the accuracy of estimates of step frequency from trunk acceleration data analyzed with commonly used algorithms and time window lengths, at a wide range of gait speeds. Twenty healthy young subjects performed an incremental treadmill protocol from 1 km/h up to …

This paper describes the development and first version of an eHealth system for sports physicians who support employees in improving their health and fitness. Regular physical activity improves quality of life and has various health benefits. Companies have an interest in the health and fitness of …