z
z
z
z
z
Sleep Calculator
✦
✦
What time do you want to wake up?
:
or
If you want to go to bed now…
Bedtime
If you go to bed at one of these times, you'll wake up between 90-minute sleep cycles.
A good night's sleep consists of 5–6 complete cycles.
Wake-up Times
These times align with the end of a 90-minute sleep cycle,
so you'll feel refreshed and energised when you wake up.