Answered from cited sources · retrieved September 20, 2026
how to beat jet lag
You can reduce jet lag by gradually adjusting your sleep schedule before travel and using strategic light exposure and local routines upon arrival.
Jet lag occurs when your internal body clock is out of sync with a new time zone. While it cannot be cured, you can minimize its effects by gradually shifting your sleep and meal schedules toward your destination's time zone in the days before travel. Upon arrival, prioritize strategic light exposure—seeking sunlight at appropriate times to help reset your clock—and maintain local sleep and meal times. Staying hydrated, avoiding alcohol, and using caffeine strategically during the day can also help manage symptoms. If you are a frequent traveler, consult a doctor about personalized strategies, which may include light therapy or medication.
- Pre-travel preparation. In the days before your trip, gradually shift your bedtime and wake time by one to two hours toward your destination's time zone. Adjusting your meal times to match the new location can also help prepare your body.
- Strategic light exposure. Sunlight is the most powerful tool for resetting your internal clock. Seek bright light or sunshine at times that encourage your body to advance or delay its rhythm based on your direction of travel, and use dark glasses or sleep masks when you need to avoid light.
- Immediate local adaptation. Adopt your destination's schedule immediately upon arrival. Eat meals and go to bed at local times. If you must nap during the day, keep it short (15–20 minutes) to avoid interfering with nighttime sleep.
- Hydration and caffeine management. Stay hydrated and avoid alcohol, which can disrupt sleep and worsen dehydration. Use caffeine in moderation during the day to stay alert, but avoid it in the afternoon and evening to ensure you can sleep at night.
Sources
- Diagnosis and treatment - Mayo Clinicmayoclinic.org
- Jet Lag Disorder - CDC Yellow Book, 2026 edition - NCBI Bookshelfncbi.nlm.nih.gov · published April 23, 2025
- How to avoid jet lag: Tips for staying alert when you travel - Harvard Healthhealth.harvard.edu · published August 22, 2025
- Jet Lag | Travelers' Healthwwwnc.cdc.gov
- What jet lag does to your body - and how to copebbc.com · published August 2, 2026
- How to Get Over Jet Lag: 8 Tips and Suggestionshealthline.com · published October 23, 2024
- How to Beat Jet Lag | WIREDwired.com · published June 21, 2025
- Jet lagbetterhealth.vic.gov.au
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