Dr. Michael Breus

And so for my patients that have a tendency to do more resistance work versus cardio, that's really where we see the difference.

So as an example,

Let's say every day you do 15 minutes or 20 minutes of cardio.

If you increase that to an hour each day, your HRV would absolutely go up.

I will.

So here's what I tell everybody is stop thinking about hours.

This is a quality game, not a quantity game.

If you get six and a half hours of good quality sleep, as a sleep doctor, I am much more interested than if you get eight hours of crappy sleep.

Once again, when you wake up in the morning, how do you feel?

If within 30 to 60 seconds your brain doesn't clear and you don't feel bright-eyed and ready to meet the day, you got crappy sleep.

First of all, we need to think through that as an idea.

Why would I get crappy sleep?

Well, number one, you could have a sleep disorder.

You could have sleep apnea that's undiagnosed.

You could have

insomnia, could have narcolepsy, could have restless legs.

So there's things like that.

So I think one thing we should talk about in terms of keeping people honest in terms of how many hours do you need, you need hours of sleep that are of high quality.

And so you want to avoid poor quality sleep, which would be sleep disorders as one interesting aspect of that.

So let's talk for a half a second about sleep testing, because I think that's going to be a