Maiken Nedergaard

brain clearance and heart rate variability.

You can use heart rate variability as a biomarker of the quality of sleep.

Yes, sleep is a serious process that one should consider for aiming for healthy aging.

So really consider building it in your daily life.

You basically arrange your day around that you have both a rich day where you feel satisfied and you go home and you keep your sleep time balanced.

Something as basic as that, if you're at risk for developing Alzheimer's disease, is probably something that could be done.

But I also think that all of these sleep devices that's monitoring sleep is probably not the way to go because it makes sleep a competition.

Do you really sleep well enough?

How was my sleep?

And that's not really what it's about.

What it's about is that you wake up in the morning, you feel refreshed and capable of embarking in a happy way on the day.