Vigilance on the civil flight deck: incidence of sleepiness and sleep during long-haul flights and associated changes in physiological parameters

The aim of this study was (i) to investigate to incidence, nature and timing of sleepiness and sleep on the civil flight deck during long-haul flights, and (ii) recommend an alerting system that could be used to prevent involuntary sleep, both on the flight deck and, potentially, in other occupational...