9 Incredible Things Your Body Does to Protect Itself

Your body is responsible for many things, including for protecting itself. From adjusting the temperature of your brain to forcing you to sleep more when you’re sick, find out the superpowers of your own body!

Photo by vadymvdrobot from Envato

Yawns to adjust the temperature of your brain

According to the experts at the Smithsonian Institute, yawning helps to regulate the temperature of your brain.

“When we stretch our jaws, we increase the rate of blood flow to the skull,” they note. “And as we inhale at the same time, the air changes the temperature of that blood flow, bringing cooler blood to the brain.” And given how much work the brain does each and every day, this is a very important—and protective—function.

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