2016 年 54 巻 3 号 p. 96-103
Rapid progress of ICT technologies have made it possible to monitor our health conditions in daily life for 24 hours. Physical activity in daily life is the easiest parameter to be monitored and it is the most important information indicating our health condition for the extension of healthy life expectancy. The author has studied the monitoring of physical activity in daily life and its clinical applications for more than 30 years. In this paper, monitoring of physical activity in daily life using an acceleration sensor is reviewed.