This is why, after exiting the plane, your complexion has the moisture levels of a Dead Sea Scroll.
Our skin thrives when the humidity is between 40 to 70 per cent, and the humidity inside your airborne chariot is between 4 and 20 per cent. Second common travel snag? Post-flight breakouts and dehydration.
“Always pack the skincare and makeup products you need to do a five-minute face in your carry-on,” she says, “if your suitcase goes missing, you’ll at least be able to wash your face and swipe on some blush when you get to your destination bleary-eyed and cheesed off over your bag.” Like what you see? Sign up to our newsletter for more stories like this.