Does Air On Planes Spread Germs?
Have you ever noticed that you get sick more often after traveling on a plane? With all that recirculated air, it makes sense to think that it was the cabin atmosphere that did it. But not so fast—in the video below, you'll find out why airplane air is actually surprisingly clean.
Does Air On Planes Make You Sick?
The passenger next to you is more likely to make you sick than the air itself.
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How Planes Get Oxygen At Altitude
The air way up high is too thin to breathe, so how do airlines make sure their passengers are breathing comfortably?
Why Do You Always Get Sick After Final Exams?
Sleep and stress levels have a big impact on when you get sick.
from Gross Science