Flying not only takes a toll on your body, it can also wreak havoc on your skin; the unnatural pressurized environment of a plane sucks moisture out of skin, leaving your skin dehydrated.
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Airplane acne is a real thing, and many travelers are affected by it. The dry air on airplanes can irritate your skin, no matter what type you have. For those with already dry skin, the air on a plane can exacerbate the dryness, while those with oily skin could produce excess oils to compensate for the dryness.
If I said plane skin you'd know precisely what I meant. That dull, dry, greyish-hued complexion we take on after a flight that leaves us looking corpse-like is both recognisable, and undeniable.
Answer From Sheldon G. Sheps, M.D. Leg and foot swelling during air travel is common and typically harmless. The most likely culprit is inactivity during a flight.
Dryness and air pressure changes can affect your ears, sinuses & taste. A 3 hour flight can shed up to 1.5 litres of water from the body. Aeroplane cabin humidity levels as low as 4% can cause the mucous membranes of your nose, mouth and throat to dry out.
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.
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.
If you don't shower and bacteria and fungi do catch a ride back to your hotel with you, Tetro says you may end up depositing germs that aren't your own into your new space—particularly your bed.
To help keep your skin supple during long flights, Josie Vasquez, a flight attendant with United Airlines for more than ten years, swears by using a moisturizing face mask the night before take-off and after landing. She even travels with a mini humidifier that easily plugs into any USB port to keep her skin glowing.