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How Much Sleep Do You Need? The Answer Might Surprise You

Heather Hess
Written By Heather Hess
Original Publish Date: Oct 18, 2024, 04:26 PM
Last updated: Oct 28, 2024, 04:27 PM
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how much sleep do we need
View all Contents
  • Sleep Guidelines From the National Sleep Foundation
  • Age and Sleep Needs
  • Negative Consequences of a Lack of Sleep
  • Different Sleep Requirements for Different People
    • Health Conditions That Influence Sleep Needs
    • Personal Habits and Their Impact on Sleep Requirements
    • Sleep Cycles and Their Impact on Sleep Needs
    • What Happens During Each Sleep Cycle?
  • Tips for Getting an Appropriate Amount of Sleep
    • Setting a Sleep Schedule
    • Modifying Your Bedroom Environment
  • Final Thoughts

We all know how much sleep we need, right? Eight hours, no more and no less. What if we told you that answer isn’t necessarily true? In this article, we’ll discuss the science behind how much sleep you need, what factors can influence how much you need, and why these numbers may be different for everyone. If you’ve ever wondered how much sleep you need, this article is for you.

We’ll take a look at the recommended amount of sleep for adults and investigate the effects of sleep deprivation on physical and mental health. We’ll also explore what to do if you’re not meeting your sleep needs. Read on to find out the answers to all your sleep-related questions.

Sleep Guidelines From the National Sleep Foundation

The National Sleep Foundation (NSF) has developed recommendations for the amount of sleep adults require based on age. Generally speaking, it’s recommended that adults aged 26-64 should aim to get 7-9 hours of sleep every night. Adults aged 65 or older should aim to get 7-8 hours of sleep each night. While these amounts may vary slightly depending on individual needs, they provide a baseline for understanding healthy, restful sleep.

Age and Sleep Needs

It is important to note that as people get older, their sleep needs change. As we grow older, we become more prone to insomnia and wake up more frequently at night. The NSF recommends that adults over 65 should get less sleep than younger adults because it becomes easier to awaken during the night due to changes in the circadian rhythm. This means that some adjustments may be necessary when it comes to our sleep routines as we age to meet our bodies’ changing needs. Some might benefit from a mattress or pillow specific to what position you sleep in, AKA on your back or side. Other changes could include adding in nighttime routines or rituals to wind down easier or earlier.

Negative Consequences of a Lack of Sleep

Not getting enough rest can have serious consequences, including decreased cognitive functioning, increased risk for chronic illnesses, and increased risk for depression or anxiety disorders. Inadequate rest affects physical processes, such as tissue repair, and mental processes, such as alertness and the ability to concentrate. This results in decreased performance at work or school, making it even harder to keep up with daily responsibilities.

Different Sleep Requirements for Different People

Health Conditions That Influence Sleep Needs

Certain medical conditions, such as depression or sleep apnea, can affect an individual’s need for sleep. If you suffer from depression or anxiety, you may find that you need more rest than someone without this condition. If you suffer from sleep apnea, your body may need more rest since the body constantly wakes during the night due to not being able to get proper oxygen.

Personal Habits and Their Impact on Sleep Requirements

If you lead an active lifestyle with regular exercise or consume large amounts of caffeine during the day, your body will require more rest to function optimally. If you live and work in a noisy environment or spend large amounts of time looking at screens late into the night, these activities can also hurt sleep quality.



Sleep Cycles and Their Impact on Sleep Needs

The amount of rest our bodies need is also impacted by our internal clock, which helps regulate bodily functions throughout our lives. Our internal clocks are driven by circadian rhythms, which govern everything from hormone production to body temperature fluctuations throughout the day. A full human body cycle consists of five stages, including waking, light non-REM, deep non-REM, REM, and transitional. Each stage has different effects on our bodies.

What Happens During Each Sleep Cycle?

During each stage of slumber, there are different functions taking place. Waking is when alertness is highest. Light non-REM is when your body prepares for deeper stages of slumber. Deep non-REM is marked by physical restoration. REM is where dreaming takes place. The transitional period nears wakefulness. Understanding how these different stages affect your body’s functioning will help you understand why getting adequate amounts of rest is so important.

Tips for Getting an Appropriate Amount of Sleep

Setting a Sleep Schedule

Getting into a routine schedule will help train your body. Once a set schedule is established, stick to it closely, even during weekends. Consistency is key when forming healthy habits.

Modifying Your Bedroom Environment

Create an environment that encourages relaxation by removing sources of bright lights, such as computers or televisions. Make sure your bedding is comfortable, and the room temperature is kept at comfortable levels.

Final Thoughts

No matter who you are and what your lifestyle is, it’s important to understand your unique sleep needs. Make sure to listen to your body and adjust your sleep routine accordingly. Regular sleep will help you maintain optimal functioning and keep your mind and body healthy and energized. Start making sleep a priority today, and you’ll be ready to take on the world tomorrow.

Why Trust Us?

At The Sleeping Institute, we're dedicated to transparency, impartiality, and accuracy in every article we publish. Our reviews are based on comprehensive analysis and firsthand experience. Staying current with the latest advancements in sleep technology, we offer up-to-date, reliable, and unbiased information to help you make informed decisions for a better night's rest. Let us be your trusted guide in the ever-evolving world of sleep technology!

Contributors

Heather Hess
Heather Hess
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