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Josh Clark

๐Ÿ‘ค Speaker
34009 total appearances

Appearances Over Time

Podcast Appearances

Stuff You Should Know
How Sneezing Works

And when those things get irritated, they release histamines, which trigger this reaction, like an allergic reaction, basically, where your nose is runny.

Stuff You Should Know
How Sneezing Works

And they also simultaneously start sending signals to your brain saying, hey, we got one.

Stuff You Should Know
How Sneezing Works

Yeah, and I know we talked about this a little bit with another pollen episode.

Stuff You Should Know
How Sneezing Works

And I feel like we did another allergy-centric one.

Stuff You Should Know
How Sneezing Works

But the whole thing takes about a second for the single sneeze.

Stuff You Should Know
How Sneezing Works

And, you know, it's going to send that message, like you said, that chemical message to the sneeze center of the brain, which is in the lateral medulla.

Stuff You Should Know
How Sneezing Works

And, you know, the lateral medulla gets like everything in the brain.

Stuff You Should Know
How Sneezing Works

It gets that signal and says โ€“

Stuff You Should Know
How Sneezing Works

All I got to do is react fast whenever the body tells me to do something.

Stuff You Should Know
How Sneezing Works

And in this case, it's to jet out whatever's in the nose as fast as possible.

Stuff You Should Know
How Sneezing Works

So, and I was looking this up.

Stuff You Should Know
How Sneezing Works

If you want to get super clinical, if you're the kind of person who uses words like sternutation instead of sneezing, there's actually something called an afferent phase and an efferent phase.

Stuff You Should Know
How Sneezing Works

And an afferent phase is when you get ready to sneeze.

Stuff You Should Know
How Sneezing Works

Like your nerves have been tickled and are triggered and are itching and they're sending messages to your brain in your sneeze center.

Stuff You Should Know
How Sneezing Works

And then the efferent phase is when your sneeze center goes, okay, it's go time.

Stuff You Should Know
How Sneezing Works

And that's actually pretty interesting stuff.