Skiftarbetssömnstörningar
Skiftarbetssömnstörningar, also called shift work sleep disorders, are sleep disorders that arise when the work schedule is incompatible with a person's circadian rhythm. The condition is common among personnel who work non‑traditional hours such as night shifts, rotating shifts, or irregular schedules, and it is recognized by the International Classification of Sleep Disorders (ICSD-3) as a distinct circadian rhythm disorder.
The primary cause is a mismatch between the external light–dark cycle and the internal biological clock. During
Symptoms of skiftarbetssömnstörningar include excessive daytime sleepiness, difficulty initiating or maintaining sleep at night, irregular sleep
Diagnosis is normally based on clinical history, sleep diaries, and validated questionnaires such as the Shift
Treatment focuses on both behavioral and pharmacologic approaches. Chronotherapy and controlled light exposure are used to