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How much sleep does a person really need

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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.

SEE VIDEO BY TOPIC: How Much Sleep is Enough?

SEE VIDEO BY TOPIC: How many hours of sleep do you need?

How Much Sleep Do You Really Need Each Night?

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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. Pregnancy, sleep deprivation, and poor sleep quality can also affect how much sleep you need, according to the Mayo Clinic.

Children, and especially adolescents, who often keep late hours during the school week, are particularly vulnerable. According to research presented at the American Academy of Pediatrics national conference, fewer than half of all 6- to year-olds are getting 9 hours of sleep on most nights.

Older adults need about that same amount of slumber as other adults, but they tend to sleep more lightly and for shorter time spans than younger adults. Wright Jr. He says another reason could be that many sleep disorders increase with age. Inadequate sleep negatively affects health in a number of ways, says the American Academy of Sleep Medicine. Sleep deprivation can really do a number on your mood and performance. It can make you feel irritable, anxious, or depressed.

It can make it difficult to concentrate on everyday tasks. Lack of sleep can become a safety hazard when it results in drowsy driving and workplace injuries, says the sleep organization. Digestive problems are very common in individuals who have poor sleep quality and probably account for the most common reason why people miss work, Christopher Winter, MD, owner of Charlottesville Neurology and Sleep Medicine in Virginia and medical director of the Martha Jefferson Hospital Sleep Medicine Center, tells Health.

Sometimes sleep deprivation is a consequence of a sleep disorder. People with sleep apnea experience brief and repeated pauses in breathing during sleep, making it difficult to slumber soundly.

Research suggests those who suffer from this sleep disorder are more likely to experience irregular heartbeats, heart failure, heart attacks, and strokes. Regular lack of sleep can make symptoms of an existing chronic condition seem worse and may even increase the risk of developing certain conditions—high blood pressure, obesity, diabetes, and heart attack, to name a few.

It becomes a vicious cycle. People end up reaching for medicines to treat their symptoms ms, which only worsens the quality of their sleep, says Dr. And that, in turn, can negatively impact existing medical conditions.

He explains that individuals who are not getting enough sleep also are more susceptible to illnesses, as poor quality sleep weakens the immune system.

Consistency is important. Winter recommends trying to build in a little bit more consistency and not having such a wide span of sleep timing. He also recommends going to bed and waking up around the same time every day. Sleep Education recommends limiting exposure to bright light in the evening, turning off electronic devices at least 30 minutes before bedtime, not eating a large meal before bedtime, avoiding consuming caffeine or alcohol before bedtime, and reducing your fluid intake before bedtime.

In our current culture, someone who falls asleep immediately is viewed as a good sleeper. The reason? People who can fall asleep quickly at any time and anywhere may have narcolepsy, a chronic sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks.

That said, people who consistently have difficulty falling asleep may have insomnia. This, among other reasons, is why many sleep disorders go unrecognized and untreated in clinical practice.

Historically, doctors didn't get much training on recognizing sleep disorders. In recent years, there's been a push to bring doctors up to speed on the potential health risks of sleep disorders, and so now more people with sleep disorders are being properly diagnosed and treated, says Wright.

If you think you have a sleep issue, voice your concerns to your doctor, says Dr. By Jenna Wirth March 10, Save Pin FB ellipsis More. What health risks are associated with sleep deprivation? How do you build good sleeping habits? Close Share options. All rights reserved. Close View image.

How Much Sleep Do You Really Need?

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. The recommendations now define times as either a recommended; b may be appropriate for some individuals; or c not recommended.

This is unfortunate because good sleep is just as vital to good health as eating healthy foods or getting enough exercise. Read on to learn why sleep is so important to your health and how much you should be getting each night. Sleep is more than just a time for your body and mind to rest.

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. According to Jerome Siegel , who studies sleep at the University of California, Los Angeles, the 8 hour rule has no basis in our evolutionary past — his study of tribal cultures with no access to electricity found that they get just 6 or 7 hours.

How Much Sleep Do You Really Need to Feel Rested?

We all know sleep is important. Talk about pressure to perform! Fear-mongering aside, there is good evidence that sleep is important for health, well-being, and performance. But how much sleep is enough? Is there such a thing as too much sleep? If you ask Dr. But where does this number come from?

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

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.

The panel, convened by the National Sleep Foundation, is making its recommendations based on age, ranging from newborns who need 14 to 17 hours of sleep per day to adults aged 65 and up 7 to 8 hours per day. In the new guidelines, there's a wider range of what constitutes a good night's sleep.

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.

How Much Sleep You Need, According to Experts

The amount of sleep each person needs depends on many factors, including age. Infants generally require about 16 hours a day, while teenagers need about 9 hours on average. For most adults, 7 to 8 hours a night appears to be the best amount of sleep, although some people may need as few as 5 hours or as many as 10 hours of sleep each day. The amount of sleep a person needs also increases if he or she has been deprived of sleep in previous days.

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

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.

Sleep Needs

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:. Some people claim to feel rested on just a few hours of sleep a night, but their performance is likely affected. Research shows that people who sleep so little over many nights don't perform as well on complex mental tasks as do people who get closer to seven hours of sleep a night. Mayo Clinic does not endorse companies or products.

Aug 17, - So how much sleep do we really need? Like most health factors, there isn't a one-size- fits-all answer — sleep needs vary from person to person.

Musk acknowledged that his exhaustion is likely taking a toll on his health. Like most health factors, there isn't a one-size- fits-all answer — sleep needs vary from person to person. There are some incredibly rare people who can actually get by on a few hours of sleep per night, and others on the opposite end of the spectrum that doctors refer to as a " long sleepers " because they need 11 hours nightly.

Sleep: how much do we really need?

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.

How much sleep do we really need?

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

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.

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.

How much sleep do you really need?


5 Tips For Figuring Out How Much Sleep You Really Need


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