Poor work performance among Japanese employees strongly associated with insufficient sleep

In Japan, the decline in productivity has become a major social issue as the working-age population is decreasing owing to a lower birthrate and an increase in aging population. Therefore, companies are focusing on “health and productivity management” initiatives to maintain employee health and enhance their work performance. However, lifestyle habits that impact poor work performance of Japanese employees and the manner in which they differ between men and women have not been identified to date.