What time do you want to wake up?

If you want to go to bed now...

Bedtime

The average human takes 15 minutes to fall asleep.

To wake up refreshed at 6:30 AM, you need go to sleep at one of the following times:

If you go to sleep right now, you should try to wake up at one of the following times:

    If you wake up at one of these times, you’ll rise in between 90-minute sleep cycles. A good night’s sleep consists of 5-6 complete sleep cycles.