Deep Sleep Benchmarks (2025)

1. How Much of Each Stage of Sleep Are You Getting? - Fitbit Blog

  • Deep sleep, on the other hand is likely to take up 10 to 25 percent (depending on your age) of your sleep. “There's no real way to get too much deep sleep,” ...

  • Discover how to read and interpret your sleep-stage data with these tips from the scientists who helped develop it.

How Much of Each Stage of Sleep Are You Getting? - Fitbit Blog

2. How Much Deep Sleep Do You Need? - Sleep Foundation

  • Mar 22, 2024 · Adults typically spend up to 20% of their night in deep sleep. During deep sleep your body strengthens muscle, bones, tissue, and immune ...

  • Deep sleep repairs muscles, strengthens the immune system, and leaves you refreshed in the morning. Learn how much deep sleep you need and how to get more.

How Much Deep Sleep Do You Need? - Sleep Foundation

3. Stages of Sleep: What Happens in a Sleep Cycle - Sleep Foundation

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  • Healthy sleep consists of distinct stages. We break down the defining traits of each stage and how they differ from one another.

Stages of Sleep: What Happens in a Sleep Cycle - Sleep Foundation

4. How Much Deep Sleep Do You Need? - Health

  • Jul 26, 2023 · The exact number of time a person spends in deep sleep will vary. In essence, you will spend a total of about 25% of your night in a deep sleep phase.

  • Deep sleep is the stage of sleep that’s most difficult to wake from. It’s associated with better memory, a stronger immune system, and feeling restored when you wake up in the morning.

How Much Deep Sleep Do You Need? - Health

5. Deep Sleep: How Much Do You Need?

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  • How much deep sleep do you need to feel great and perform your best? We explore the science of deep sleep.

Deep Sleep: How Much Do You Need?

6. Sleep: How Much You Need and Its 4 Stages

Sleep: How Much You Need and Its 4 Stages

7. Deep Sleep: Stages, Benefits, Requirements, Tips, and More

  • Jul 26, 2018 · Stages 3 and 4 are when you experience deep sleep. During these stages: your heartbeat and breathing become their slowest as your muscles relax.

  • Deep sleep occurs in the final stage of non-REM sleep. During this stage, your breathing is the slowest it is during sleep, and you're unlikely to be awoken by loud noises. You may experience less periods of deep sleep as you get older. We discuss the benefits and stages of deep sleep, as well as tips for better sleep.

Deep Sleep: Stages, Benefits, Requirements, Tips, and More

8. How Much Deep Sleep Do You Need? A Sleep Scientist Explains

  • Mar 30, 2022 · You spend about 10% to 25% of your time asleep in deep sleep. That means if you need eight hours of sleep, you'd need 48 minutes to two ...

  • You spend 10-25% of the night in deep sleep, or 48-120 mins if you sleep for 8 hours. How much deep sleep you need depends on how much sleep you need overall.

How Much Deep Sleep Do You Need? A Sleep Scientist Explains

9. The average Apple Watch user gets 49 minutes of deep sleep per night

  • 8 days ago · Quite the opposite: it means you're getting more REM or deep sleep. There's no target amount of core sleep. My REM or deep sleep is below ...

  • How to interpret sleep stages data from your Apple Watch

The average Apple Watch user gets 49 minutes of deep sleep per night

10. Physiology, Sleep Stages - StatPearls - NCBI Bookshelf

  • Jan 26, 2024 · The human body cycles through 2 phases of sleep, (1) rapid eye movement (REM) and (2) nonrapid eye movement (NREM) sleep, which is further divided into 3 ...

  • The human body cycles through 2 phases of sleep, (1) rapid eye movement (REM) and (2) nonrapid eye movement (NREM) sleep, which is further divided into 3 stages—N1 to N3. Each phase and stage of sleep includes variations in muscle tone, brain wave patterns, and eye movements. The body cycles through all stages approximately 4 to 6 times each night, averaging 90 minutes for each cycle.[1] 

Physiology, Sleep Stages - StatPearls - NCBI Bookshelf

11. What Does Normal Sleep Look Like? - Sleep Cycle

  • Nov 8, 2022 · The initial REM sleep phase lasts only about 10 minutes, but the ones that follow become longer and longer. That's why staying asleep throughout ...

  • Whether or not you're currently struggling with sleep, understanding what normal sleep patterns look like can help improve your own cycle.

What Does Normal Sleep Look Like? - Sleep Cycle

12. How Much Deep Sleep Do You Really Need? | The Output by Peloton

How Much Deep Sleep Do You Really Need? | The Output by Peloton

13. How Much Deep, Light and REM Sleep Do You Need?

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  • We all know the importance of getting enough sleep. However, did you know that the quality of the sleep you’re getting can be just as important as quantity? Furthermore, did you know that there are different stages of sleep? How much sleep you get in each stage can have a big impact on how restorative those ZZZs you’re catching really are.

14. How Much Deep Sleep Do You Need Per Night? - WHOOP

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  • The amount of deep sleep you need depends on several factors including age. Not getting enough ban leave you feeling fatigued and foggy.

15. How Much Deep Sleep Do You Need? - Tips For Getting More

  • Feb 22, 2023 · Adults need an average of 84-108 minutes of deep sleep each night. This makes up roughly 25% of total sleeping time in adults.

  • Bearassentials Deep sleep makes up about 25% of a healthy adult’s total sleeping time, or 84-108 minutes on average. This changes as we age. While in deep sleep, our bodies are repairing damage to tissue and fortifying our immune system. To get more deep sleep, overall sleep habits need to be adjusted.  Did you know?So

How Much Deep Sleep Do You Need? - Tips For Getting More

16. What should I know about Fitbit sleep stages? - Google Help

  • Press and hold on the screen. Scroll left or right to check for your sleep stages. How do I use the sleep stages benchmark? The benchmark ...

  • If you use a Fitbit device with heart-rate tracking (except Fitbit Charge HR or Fitbit Surge) to track your sleep, you can check the record of the sleep stages you cycle through at night.For other que

17. Timing of Deep and REM Sleep Based on Fitbit Sleep Staging in ...

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  • Sleep timing is controlled by intrinsic homeostatic and circadian components. The circadian component controls the chronotype, which is defined by the propensity to sleep at a particular clock time. However, sleep timing can be significantly affected ...

Timing of Deep and REM Sleep Based on Fitbit Sleep Staging in ...

18. Average Time in Each of the 4 Sleep Stages [+Chart Overview] - WHOOP

  • Aug 28, 2020 · WHOOP MEMBERS' AVERAGE SLEEP TIME & PERCENTAGE BY STAGE OF SLEEP · 3:28-3:59 of light sleep (44-51%) · 1:44-2:00 of REM sleep (22-26%) · 1:23-1:32 ...

  • A brief overview of the 4 sleep stages, plus a breakdown of data showing the average amount of time people spend in each.

19. Eight Sleep's New Deep Learning Sleep Algorithm

  • May 13, 2024 · We benchmarked our algorithm's performance against the gold standard of electroencephalogram (EEG) brain wave recordings. Impressively, our ...

  • The Pod is an intelligent sleep system that can be added to any bed. It integrates a network of sensors that continuously monitor vital sleep metrics, including heart rate, breathing rate, heart rate variability (HRV), sleep and wake times, and sleep stages.

Eight Sleep's New Deep Learning Sleep Algorithm

20. How Much Sleep Do Fitbit Users Really Get? A New Study Finds Out<

  • In fact, 7.5 hours of sleep is the point at which you typically start getting less percentage of REM and more light. People who sleep 5 hours or less a night ...

  • Get tucked in: Fitbit’s new sleep study stats are anything but a snooze.

How Much Sleep Do Fitbit Users Really Get? A New Study Finds Out<

21. Sleep Metrics

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  • Total Sleep is the time spent in bed when you were actually asleep. A restful night’s sleep for most people ranges from 6 to 9 hours. What counts is how rested you feel and making small improvements.

22. Deep Sleep: How Much Do You Need & How to Get It

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  • Targeting deep sleep is all the rage but research shows you shouldn’t be playing favorites with your sleep stages. Here is the lowdown on deep sleep.

Deep Sleep: How Much Do You Need & How to Get It

23. What Is Deep Sleep? - Verywell Mind

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  • Deep sleep is the stage of sleep where your brain activity is at its slowest. Learn more about deep sleep.

What Is Deep Sleep? - Verywell Mind
Deep Sleep Benchmarks (2025)

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