How It Works
Bedtime=wake time−desired sleep duration−sleep-onset delay, modulo 24 hours.
Sleep cycles vary; this calculator does not claim that fixed 90-minute cycles predict sleep quality.
FAQs
How does this calculator work?
Bedtime=wake time−desired sleep duration−sleep-onset delay, modulo 24 hours.
What assumptions should I check?
Sleep cycles vary; this calculator does not claim that fixed 90-minute cycles predict sleep quality.