Hi there it's Matt here and welcome back to the podcast Yawning. We all do it.

We've all seen it both in ourselves, in other people, even in our pets.

Sometimes I think I even see some of my aquarium fish yawn when I'm talking out loud to myself.

Anyway, getting back to it more important than all of these things is that we all think we know what yawning means.

And I say that because when you take a big yawn in the evening or you see your significant other yawn you say

it's time to go to bed my dear, but wait just a minute. We made an assumption there. We assumed

that yawning indicate sleepiness, but does it? Well, today I'm going to unpack yawning. We will learn

what it is, what it is not, and also the current scientific understanding as to exactly why it is that we yawn.

Or at least I should say the leading scientific theory is plural as to why we yawn.

Why we yawn.

That should be the title of my next book after the previous one which was called

Why We Sleep. For those who are struggling with sleep,

one recommendation that I've mentioned on this podcast before

is meditation.

To be honest, I was a complete skeptic at first.

I just thought it was all a little bit out there.

But the data was just so strong for sleep.

So I tried it and that was seven years ago

and I've now been meditating for 10 minutes before bed

every night.

The app that I've been using is called Calm and I decided to partner with

them. And Calm have agreed to offer a full 40% off its premium subscription to you, the listener. So if you want to get that 40% off and start your

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