CALCULATOR
💡 Sleep Cycle Tip
One sleep cycle ≈ 90 minutes. Aim for 4-6 cycles (6-9 hours). Go to bed during a cycle for easier waking!
BEST SLEEP TIMES
Bedtime (4 cycles / 6 hours)
11:00 PM
Bedtime (5 cycles / 7.5 hours)
10:00 PM
Bedtime (6 cycles / 9 hours)
9:00 PM
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