Want to feel more refreshed when you wake up tomorrow? The secret lies in what you do today.

That's the conclusion of a sleep study that looked at the neurological reasons of why it's hard to wake up and why some people feel less energetic after the alarm goes off.

UC Berkeley researchers teamed up with European counterparts and analyzed sleep data from roughly 800 people.

They tracked how much participants exercised, ate and slept. They then monitored the participants' alertness when they woke up.

You can read the full study here.

The big conclusion? What you do today significantly impacts how you will feel when you get up tomorrow.

Raphael Vallat, the lead author of the study, is my guest this week.

Raphael will break down three basic things you can focus on to improve how you feel tomorrow morning.

• How to figure out how much sleep you really need

This week's podcast recommendation: Listen here for "This Organized Life"