Shift work sleep disorder (SWSD) is a circadian rhythm sleep-wake disorders affecting individuals who work in nonstandard hours, particularly night shifts. It manifests as difficulty sleeping during the day and staying awake during work hours, leading to health issues. SWSD is not universally experienced by all shift workers, with about 30% affected. Diagnosing SWSD involves monitoring sleep patterns and differentiating it from other disorders such as sleep apnea. Prevention and treatment include collective measures such as optimizing shift schedules and individual strategies such as sleep/circadian hygiene, light therapy, melatonin use, and, if necessary, prescription medications. Despite these interventions, the primary recommendation is to switch to daytime work, although this may not be feasible for all workers.
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