Why do I feel weird after getting off a plane?

Oxygen. Lower oxygen levels contribute to the fatigue you're feeling. Because plane cabins are pressurized to simulate a 6,000-8,000 feet elevation, your blood absorbs less oxygen at those altitudes. This can cause dizziness, sleepiness, and a lack of mental sharpness.



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How come? “The pressure, temperature and oxygen levels in the cabin fluctuate, and the humidity level is lower than it is at sea level,” says Matthew Goldman, MD. All of those things can mess with some of your body's normal functions.

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In most individuals, the sensation of rocking, bobbing, swaying, etc. following a cruise or other passive motion experience is transient. Symptoms lasting up to two weeks is considered within the normal range.

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There are a number of effects altitude and airplane travel have on the body, including oxygen deprivation, alteration of sleep patterns, and an increased risk of contracting contagious diseases.

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Jet lag is a temporary sleep disorder, but not temporary enough for many travelers. If you're flying from San Francisco to Rome for a 10-day trip, for example, it may take six to nine days to fully recover. That's because it can take up to a day for each time zone crossed for your body to adjust to the local time.

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Sitting down in a tight seat for 13+ hours can sometimes lead to circulation issues, including swelling in the feet. According to The Healthy, the chance of your body forming blood clots increases when blood isn't moving correctly, such as when onboard a long-haul flight.

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Introduction. Changes in air pressure during flying can cause ear-drum pain and perforation, vertigo, and hearing loss. It has been estimated that 10% of adults and 22% of children might have damage to the ear drum after a flight, although perforation is rare. Symptoms usually resolve spontaneously.

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The amount of radiation is minuscule, and jet lag can usually be overcome in a few days. But for anyone flying dozens of times per year — say, at least two cross-country flights per month — these stresses start to add up, putting frequent fliers in higher risk categories for cancers and other chronic health issues.

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Fluid Retention: Changes in air pressure, dehydration, and immobility during a flight can lead to fluid retention. This can make you feel bloated and temporarily gain weight. Once you're properly hydrated and have the opportunity to move around, this weight gain typically disappears.

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While many love the experience of travelling by flight, it can be a nightmare for others who often complain of experiencing jet lag, nausea, memory loss, or brain fog post their journey. Some studies show that even relatively mild levels of hypoxia (deficiency in oxygen) can alter our ability to think clearly.

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Instead, quickly overcoming jet lag typically requires a plan that involves light exposure and melatonin. Both are power influencers of the circadian rhythm and can help retrain your internal clock.

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