😴
Sleep📖 5 min read
Sleep Cycles Explained: How to Wake Up Feeling Refreshed
Why 90-minute sleep cycles matter, how to time your sleep for maximum energy, and tips for better sleep quality.
Step-by-Step Guide
1
Understand the 90-minute sleep cycle structure (NREM + REM)
2
Count backwards from your wake time in 90-min intervals
3
Add 14 minutes to account for time to fall asleep
4
Aim for 5-6 complete cycles (7.5–9 hours)
😴
Open ToolSleep Cycle Calculator
Use our free calculator →