Sleep, Sleepiness and Health Complaints in Police Officers: The Effects of a Flexible Shift System.

The article focuses on a study addressing the effects of flexible shift system based on self-determined work hours with respect to sleep/wake complaints and subjective health in police officers. The secondary aim was to analyze the relation between work hour characteristics indicating compressed or difficult rosters and subjective sleep and sleepiness within the flexible shift system group. Results showed that the group did not differ with respect to sleep/wake complaints and subjective health.