Why do I get ill after flying?

Airplanes can be breeding grounds for bacteria and viruses, from cramped conditions to the low humidity that characterizes the air circulating on board. Low humidity can dry out your nasal passages and irritate your throat.



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Airplanes can be breeding grounds for bacteria and viruses, from cramped conditions to the low humidity that characterizes the air circulating on board. Low humidity can dry out your nasal passages and irritate your throat.

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When it comes to combatting airplane germs, there are some ways to reduce your chances of getting sick after flying.
  1. Board The Airplane Last. ...
  2. Keep Your Hands As Clean As Possible. ...
  3. Sanitize The Area Where You're Sitting. ...
  4. Give Your System A Boost. ...
  5. Stay As Hydrated As Possible. ...
  6. Keep Oral Hygiene In Mind.


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Some recent studies do in fact suggest that traveling, especially flying, can have a negative effect on your immune system, thus making it easier for you to get sick.

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Our immune systems are sensitive to fluctuations in hormone levels, and when things are kept in delicate balances, the emotional and physical exertions of flying can be enough to trigger immune responses you don't want.

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Planes also have very little humidity and the dry air can irritate the mucous membranes of the throat.

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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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In fact, the Journal of Environmental Health Research says you're up to 100 times more likely to catch a cold on a plane than you are in your normal routine. Gross. Nothing puts a wrench in your holidays like coming down with a cold.

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Not only does jet lag cause that weary feeling, it can have some flu-like symptoms too. From headaches and nausea, to shivering, some people even suffer gastrointestinal problems.

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Jet belly: (noun) the bloated state in which your stomach inflates post-flight. Also, a very unpleasant feeling. May also make you look like you're 3 months pregnant. So how does one prevent this jet belly? Well, it all depends on what you eat on the plane.

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Medications or illness If you have sinus congestion or a sinus or ear infection or have recently had a concussion, you may be more prone to motion sickness. People who get migraines are also more likely to get motion sickness.

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Jet lag symptoms usually occur within a day or two after traveling across at least two time zones. Symptoms are likely to be worse or last longer the farther you travel. This is especially true if you fly east. It usually takes about a day to recover for each time zone crossed.

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The main aspect of in-flight health that most of us will encounter is tiredness and changes to circadian rhythms. Flying often involves getting up at unsociable hours, inadequate sleep and messing up the body clock — all of which leave us more susceptible to being hit nastily by any bugs that may be floating about.

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The cabin can play havoc with your ears, sinuses, gut and sleep. gut problems – just accept that you're going to fart more. You can also feel more sleepy than usual. That's due to the body not being able to absorb as much oxygen from the cabin air at altitude than it would on the ground.

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The cramped conditions and long periods of being less active on a flight can cause pain, stiffness or swelling of your legs. Being less active can lead to slow blood flow in your veins which increases your risk of developing a blood clot, known as deep vein thrombosis (DVT). DVTs most commonly form in the legs.

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Leg and foot swelling during air travel is common and typically harmless. The most likely culprit is inactivity during a flight. Sitting with your feet on the floor for a long period causes blood to pool in your leg veins. The position of your legs when you are seated also increases pressure in your leg veins.

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It's not just your imagination – flying in an airplane can zap your energy, dry your skin and make various body parts feel different or weird. 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.

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Swelling is common during air travel The swelling is a combination of inactivity paired with the force of gravity pulling the fluids in your body toward earth. Sitting with your feet motionless for hours at a time can cause the blood to pool in the veins of your legs, but it isn't the only source of swelling.

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