💤 Sleep Calculator

Calculate your perfect bedtime or wake-up time for optimal rest

🌅 I need to wake up at

:

🌙 I'm going to bed at

:

😴 Sleep Right Now

Your Optimal Sleep Schedule

💡 How it works: Your sleep happens in cycles of about 90 minutes each. Waking up at the end of a cycle helps you feel more refreshed. Adults need 4-6 complete cycles (6-9 hours) for optimal health.

💤 Sleep Better Tonight

  • Keep your bedroom cool (60-67°F) and dark
  • Avoid screens 1 hour before bedtime
  • Try the 4-7-8 breathing technique to fall asleep faster
  • Keep a consistent sleep schedule, even on weekends
  • Avoid caffeine after 2 PM