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How much hours of sleep do you really need

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Many of us try to live by the mantra eight hours of work, eight hours of leisure, eight hours of rest. Conventional wisdom has long told us we need eight hours of sleep per day, but some swear they need more, and some politicians, mostly say they function fine on four or five. So is the human brain wired to require eight hours, or is it different for everyone? We asked five experts if everyone needs eight hours of sleep per day. Sleep is absolutely essential, and prolonged sleep deprivation has many detrimental effects on health and lifespan. This is because sleep achieves many critical brain and body maintenance functions that cannot be performed while we are awake.

SEE VIDEO BY TOPIC: How Much Sleep Do You Really Need?

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SEE VIDEO BY TOPIC: Science Explains How Much Sleep You Need Depending on Your Age

The rule that everyone needs eight hours of sleep is a myth

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Most adults need at least seven or more hours of sleep each night. The National Sleep Foundation NSF and a panel of 18 experts combed through more than studies to identify the ideal amount of time a person needs to sleep according to their age:.

Although most men and women need about 7 to 8 hours of sleep per night, their sleep patterns are generally different. Women often sleep more than men, and they experience a lighter sleep that is more easily disrupted. Many women also have undiagnosed sleep disorders. Other causes include sleep disorders, substance abuse, depression, and medical problems like epilepsy and heart disease. Men are also more inclined than women to take sleep for granted and stay up longer than they should.

If you believe you need professional advice about your lack of sleep, it's a good idea to maintain a sleep diary for about a week. This will help your doctor get an accurate picture of your sleep history. Your doctor might recommend a device to keep your air passageways open, or a weight loss plan, based on your individual symptoms and needs.

Everyday Health Sleep Disorders Sleep. Teenagers need between 8 to 10 hours of sleep, while adults should get 7 to 9 hours.

The National Sleep Foundation NSF and a panel of 18 experts combed through more than studies to identify the ideal amount of time a person needs to sleep according to their age: Newborns 0 to 3 months : 14 to 17 hours of sleep Infants 4 to 11 months : 12 to 15 hours of sleep Toddlers 1 to 2 years : 11 to 14 hours of sleep Preschoolers 3 to 5 years : 10 to 13 hours of sleep School-aged children 6 to 13 years : 9 to 11 hours of sleep Teenagers 14 to 17 years : 8 to 10 hours of sleep Young adults 18 to 25 years : 7 to 9 hours of sleep Adults 26 to 64 years : 7 to 9 hours of sleep Older adults 65 years or older : 7 to 8 hours of sleep.

Gender Tends to Affect Our Sleep Patterns Although most men and women need about 7 to 8 hours of sleep per night, their sleep patterns are generally different. Sign up for our Healthy Living Newsletter! Thanks for signing up for our newsletter! You should see it in your inbox very soon. Please enter a valid email address Subscribe We respect your privacy. Resources We. March Glozier, N, et al. Losing Sleep Over Work?

Does It Matter? Centers for Disease Control and Prevention. March 7, The Ideal Temperature for Sleep. The National Sleep Foundation. Army researchers developed a web-based tool that tells users when and how much caffeine they should consume to feel most alert during Curled up or splayed out like a starfish? You might be surprised at how the way you lie down during sleep impacts the quality of Sleep What We Know About How Sleep Problems Affect Thinking and Memory Consistently sleeping well plays a big role in keeping day-to-day thinking sharp, as well as protecting the brain against memory problems down the lin Sleep Why You Remember — or Forget — Your Dreams Dreaming has stumped philosophers, psychologists, and sleep medicine experts for decades.

Why do we dream? What do our dreams mean? And can you train Wright, PhD, sleep and chronobiology researcher at the University of Colorado, explains how our body clocks are connected to our health — a A new study has found that relationship skills in your twenties may bear on your slumber quality for years to come.

If you sleep on your side, these are the best pillows for you.

How Much Sleep You Need, According to Experts

Sleep is a vital indicator of overall health and well-being. Sleep needs vary across ages and are especially impacted by lifestyle and health. The National Sleep Foundation released the results of a world-class study that took more than two years of research to complete — an update to our most-cited guidelines on how much sleep you really need at each age. The panelists participated in a rigorous scientific process that included reviewing over current scientific publications and voting on how much sleep is appropriate throughout the lifespan.

Some people may need more sleep and others less, and our needs may actually change through the years. Thus, the oft-recited advice that every person needs exactly 8 hours of sleep a night is a myth. Everyone has a sleep need that is likely determined by genes , or genetic information.

Some superhumans can survive on just a few hours of sleep , while others claim to be borderline narcoleptics. But the truth is your body needs a certain amount of sleep , and it is possible to get too much or too little. Being under- or over-rested can result in irritability , inability to focus, a lack of productivity, and bunions! Or if your child is getting enough sleep?

How much sleep do we really need?

In theory, sleep takes up about 8 out of every 24 hours, one-third of our lives. Yet we spend additional time worrying about our sleep. But how much sleep do we really need? First, let's get the bad news out of the way: there isn't going to be a one size fits all answer — sleep needs really do vary from person to person. You could be one of those incredibly rare people that can actually get by on a few hours of sleep a night almost definitely not , or you could be on the opposite end of the spectrum, what doctors refer to as a " long sleeper " who might need 11 hours a night. But there are some things we do know about sleep, and these can help you figure out how much sleep you actually need — and how to better get a night's rest. Here are five facts that will help you figure out what your personal sleep patterns are and how they compare to the rest of the population. The amount of sleep that people need falls into a bell curve type distribution, with the vast majority of the population needing between 7 and 9 hours of rest each night to be refreshed.

How Much Sleep Do You Really Need?

Most adults need at least seven or more hours of sleep each night. The National Sleep Foundation NSF and a panel of 18 experts combed through more than studies to identify the ideal amount of time a person needs to sleep according to their age:. Although most men and women need about 7 to 8 hours of sleep per night, their sleep patterns are generally different. Women often sleep more than men, and they experience a lighter sleep that is more easily disrupted.

We all know sleep is important.

How much sleep do we really need, and what happens if we get too little or too much? We spend about a third of our lives sleeping, so you've asked an important question. The National Sleep Foundation recommends seven to eight hours of sleep for people over age 64 and seven to nine hours for ages 18 to Kids need more sleep.

How much sleep do you really need?

Here's what can happen when you're sleep deprived. Sleep is essential for optimal safety, mood, performance, and health. As one of the three pillars of a healthy lifestyle the other two being diet and exercise , the amount of sleep you get can dramatically improve or hinder your quality of life in various ways. The amount of sleep a person needs each day varies with age, according to the National Sleep Foundation.

The quality of your sleep directly affects your mental and physical health and the quality of your waking life, including your productivity, emotional balance, brain and heart health, immune system, creativity, vitality, and even your weight. No other activity delivers so many benefits with so little effort! But even minimal sleep loss can take a substantial toll on your mood, energy, mental sharpness, and ability to handle stress. And over the long-term, chronic sleep loss can wreak havoc on your mental and physical health. While you rest, your brain stays busy, overseeing biological maintenance that keeps your body running in top condition, preparing you for the day ahead.

5 Tips For Figuring Out How Much Sleep You Really Need

It is well known that as children get older they need less sleep. Different people have different sleep needs. The advice in the table below is only a guide. You can make a good guess if a person is sleeping enough at night - observe how they act and function during the day. The above sleep duration recommendations are based on a report of an expert panel convened by the US based National Sleep Foundation and published in in their journal Sleep Health. From birth to two months of age, the length of one period of sleep can be from 30 minutes to 3 - 4 hours. This is throughout the day and night.

Jul 17, - How many hours of sleep do you need? It depends on your body, age and lifestyle. Take this quiz to know the amount of sleep that's just right.

By Caroline Williams. Nobody seems to know where this number came from. In questionnaires, people tend to say they sleep for between 7 and 9 hours a night, which might explain why 8 hours has become a rule of thumb. But people also tend to overestimate how long they have been out for the count.

Sleep Needs

Although the amount of sleep you get each day is important, other aspects of your sleep also contribute to your health and well-being. Good sleep quality is also essential. Signs of poor sleep quality include not feeling rested even after getting enough sleep, repeatedly waking up during the night, and experiencing symptoms of sleep disorders such as snoring or gasping for air. Improving sleep quality may be helped by better sleep habits or being diagnosed and treated for any sleep disorder you may have.

How Much Sleep Do You Really Need Each Night?

Well, there's unfortunately no one-size-fits-all number. It depends on your genes, how healthy you are, and how active you are during the day, among other factors. Yet, for most adults, getting between seven and nine hours a night is the sweet spot to ward off daytime sleepiness and feel healthy. As you age, however, your sleep needs do decline slightly -- after age 65, you will likely need between seven and eight hours nightly.

The amount of sleep you need depends on various factors — especially your age. While sleep needs vary significantly among individuals, consider these general guidelines for different age groups:.

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How Much Sleep Do Adults Really Need?

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How Much Sleep Do I Need?

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