Jet lag is a temporary condition that affects people during travel across different time zones, impacting the body’s biological clock.
What is Jet Lag and Its Causes?
This disorder occurs due to a disruption in the circadian rhythm, the internal system that regulates waking and sleeping. When a person moves across multiple time zones, their internal clock remains synchronized with their home country’s time, leading to a conflict with the local time of the new destination.
Other factors contribute to the appearance of symptoms, such as:
- Low humidity inside the aircraft.
- Changes in air pressure and high altitudes.
- Dehydration resulting from not drinking enough water.
Symptoms of Jet Lag
Symptoms vary from person to person and are usually more severe when traveling east or as the number of crossed time zones increases. These symptoms include:
- Sleep disturbances such as insomnia, early waking, or daytime drowsiness.
- Difficulty concentrating and a decline in the ability to perform usual tasks.
- Digestive issues such as diarrhea or constipation.
- Mood changes, a general feeling of exhaustion, or tension and distress.
- Headache, dizziness, and increased sweating.
- In some cases, temporary memory loss or irregular heartbeat may occur.
How to Treat Jet Lag
The condition is often temporary and resolves spontaneously within a few days, as the body typically needs about one day to recover for every time zone crossed. However, the following strategies can be followed:
Regulating Light Exposure
Sunlight is the most powerful natural tool for resetting the biological clock:
- When traveling east: Exposure to light in the morning is preferred to adapt to the earlier time.
- When traveling west: Evening light helps in adapting to the later time.
- Light Therapy: For those without access to sunlight, artificial lamps that mimic daylight can be used at specific times.
Supplements and Medications
- Melatonin: A hormone that aids sleep; it is recommended to take it 30 minutes before bed. Timing varies by destination (at night when traveling east, and in the morning when traveling west). Common doses range from 0.5 mg to 5 mg or more.
- Sleeping Pills: Such as benzodiazepines and non-benzodiazepines; these are only recommended for those for whom other methods have failed and may cause effects such as mental confusion or morning drowsiness.
Lifestyle Tips
- Caffeine: Coffee and soft drinks can be used to resist daytime sleepiness, but should be avoided after midday to ensure sleep quality.
- Physical Activity: Walking or jogging in the morning speeds up the adaptation process.
- Hydration: Drink plenty of water to avoid dehydration, which exacerbates symptoms. While some may mistake jet lag for motion sickness, staying hydrated helps overall stability.
Tips for Comfortable Sleep on the Plane
To reduce fatigue during long flights, you can follow these steps:
- The Seat: Choose a window seat or an emergency exit for greater comfort, and stay away from engine noise or the restroom area.
- Clothing: Wear comfortable, loose-fitting clothes and use socks for warmth.
- Food: Avoid alcohol and caffeine three hours before the flight, and reduce heavy meals at the start of the journey.
- Sleep Gear: Use a neck pillow, earplugs, and an eye mask.
Considering the five benefits of travel, such as cultural enrichment and stress relief, managing these physical tolls ensures a better experience.
FAQ
How do we treat jet lag?
Treatment is primarily achieved by resetting the biological clock through planned exposure to sunlight, regulating sleep and wake times, and using melatonin or sleeping medications under medical supervision if necessary.
When should I visit a doctor?
It is advisable to consult a sleep specialist if you travel frequently and suffer from these symptoms, or if you take medications that require strict timing, such as insulin, or suffer from chronic heart and lung diseases.
Does age affect recovery from this disorder?
Yes, older individuals typically require a longer period to recover from the effects of this disorder compared to younger people.
When to Seek Immediate Medical Attention?
Urgent medical help should be sought during travel in the following cases:
- Feeling severe depression, anxiety, or uncontrollable anger.
- The appearance of tendencies to harm oneself or others.
Medical Disclaimer: This content is for informational purposes only and does not substitute for professional medical advice. Please consult a doctor before taking any medications or nutritional supplements.
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approved by: Medica Health team