Sleep Science • Article

What are the different phases of sleep?

Jennifer Nelson

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What ARE the different phases of sleep? Learn more about your sleep cycles from below infographic.


Do you struggle to fall asleep? Wake in the wee hours of the morning? Or, are you just plain curious about the different phases of sleep? 


Understanding the stages of sleep may illuminate what's happening and why. Think of your sleep cycle as a timeline — with highs, lows and stages in between.



And, remember to get the best quality sleep you can.  Sleep Number 360® smart bed sleepers get 28 minutes more restful sleep per night and science proves that quality sleep is vital to your emotional and physical health.*


Like diet and exercise, quality sleep has a profound impact on our physical, emotional and mental wellbeing. Because no two people sleep the same, Sleep Number 360® smart beds, with SleepIQ® technology, sense your movements and automatically adjust firmness, comfort and support to keep you both sleeping comfortably and provide proven quality sleep. Find your Sleep Number® setting for your best possible night's sleep, and if you own a Sleep Number® bed, log in to your InnerCircle℠ Rewards account to see your exclusive offers, refer friends and more.


*Based on average SleepIQ® data from 8/1/21- 2/28/22 of sleepers who engaged with their Sleep Number® setting, SleepIQ® data and FlexFit™ smart adjustable base.



Jennifer Nelson is a Florida-based health writer who writes about all things sleep hygiene. She writes for The National Sleep Foundation, Phillips, Tom's Guide, Southern Living, Health, AARP, and others.

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