When is insomnia management recommended for jet lag?

Jet lag occurs when your body clock is out of step with the time at your destination. You may feel sleepy during the day but alert at night, wake too early, or struggle to maintain sleep. Short-lived disruption often improves as the body clock adjusts. Management becomes more useful when poor sleep affects concentration, mood, driving or work, or when repeated travel leaves little time to recover. A clinician can consider the travel direction, arrival time, medicines, alcohol, caffeine, pregnancy and conditions such as sleep apnoea before suggesting a plan.

Use the destination time for meals, light exposure and sleep as soon as practical. Keep the bedroom dark, quiet and cool, and reserve it for sleep. Limit caffeine late in the day and avoid alcohol as a sleep aid. A consistent wake time and gentle daytime activity can help anchor the new schedule. If a clinician recommends a sleep medicine or melatonin, follow the exact timing and check for interactions; do not use another person’s medicine. Avoid driving when sleepy.

Seek medical advice if sleep problems continue after the travel adjustment period, recur after most journeys, or come with loud snoring, gasping, unusual movements, severe anxiety or low mood. Get urgent help for confusion, unsafe behaviour, chest pain or breathing difficulty. Sleepiness that makes driving unsafe requires immediate practical action: stop driving and arrange another way to travel.

Ask which light and sleep schedule fits your itinerary, whether a medicine is appropriate, how it could affect alertness, and how to plan for your return journey.