
Sleep is a basic need for life, just like the need to eat and drink. Scientific evidence suggests that critical functions occur during sleep that are connected with maintaining health and life. Sleep researchers warn that adequate sleep is as important for living as food and water, and insufficient sleep is associated with a broad range of health and safety risks.
| Characteristics | Values |
|---|---|
| Importance | Sleep is as important for living as food and water |
| Health | Lack of sleep is associated with a broad range of health and safety risks including premature death, obesity, and vehicle crashes |
| Wellness | Healthy sleep is linked to feelings of wellness, good mental health, and body weight |
| Safety | Sleep is linked to safety |
| Critical functions | Critical functions occur during sleep that are connected with maintaining health and life |
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What You'll Learn

Sleep is a basic need
Healthy sleep is linked to feelings of wellness, good mental health, and body weight. It also helps to prevent infections and the development of many types of chronic illnesses. On the other hand, insufficient sleep is associated with a broad range of health and safety risks, including premature death, obesity, and vehicle crashes.
Although science does not yet fully understand why we sleep, it is clear that sleep is necessary for the mind and body to function properly. Sleep involves many important and necessary processes that are critical for maintaining health and life.
Therefore, it is essential to prioritize sleep and ensure that we are getting the amount and quality of sleep that we need.
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Sleep and health
Sleep is a basic need, similar to the need to eat and drink. Scientific evidence suggests that critical functions occur during sleep that are connected with maintaining health and life. Sleep researchers warn that adequate sleep appears to be as important for living as food and water.
Healthy sleep is linked to feelings of wellness, good mental health, and body weight. It also helps to prevent infections and the development of many types of chronic illnesses. On the other hand, insufficient sleep is associated with a broad range of health and safety risks, including premature death, obesity, and vehicle crashes.
Although science does not yet fully understand why we sleep, it is clear that sleep is necessary for optimal health and well-being. Sleep involves many important and necessary processes, and people should ensure they are getting the amount of sleep they need. Adequate sleep is not just about the quantity of sleep, but also the quality and timing in relation to our circadian rhythms.
Circadian rhythms are internally driven cycles of biochemical, physiological, and behavioural processes that rise and fall across the 24-hour day. These rhythms influence when we feel alert or sleepy, and it is important to align our sleep patterns with these natural rhythms for optimal health.
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Sleep and safety
Sleep is a basic need, similar to the need to eat and drink. Scientific evidence suggests that critical functions occur during sleep that are connected with maintaining health and life. Sleep researchers warn that adequate sleep appears to be as important for living as food and water.
Healthy sleep is linked to feelings of wellness, good mental health, and body weight. It also helps to prevent infections and the development of many types of chronic illnesses. On the other hand, insufficient sleep is associated with a broad range of health and safety risks, including premature death, obesity, and vehicle crashes.
Although science does not yet have the full answer about why we sleep, it is clear that sleep is necessary for our health and safety. Sleep involves many important and necessary processes, and when we do not get enough sleep, we make errors and get sick.
Therefore, it is important to prioritize sleep and ensure that we are getting the amount of sleep that we need. This means getting enough sleep, but also ensuring that the sleep we get is of good quality and appropriately timed with our circadian rhythms. By doing so, we can maintain our health and safety and reduce the risk of errors and accidents due to sleep deprivation.
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Sleep and weight
Sleep is a basic need, similar to the need to eat and drink. Research has shown that adequate sleep is as important for living as food and water, and insufficient sleep is associated with a broad range of health and safety risks, including premature death, obesity and vehicle crashes.
Healthy sleep is linked to body weight. Sleep is a time when the mind and body do not shut down, but rather undergo many important and necessary processes. These processes are critical to maintaining health and life. Sleep researchers have found that people who do not get enough sleep are at risk of obesity. This is because critical functions occur during sleep that are connected to maintaining health and life. Therefore, it is important to get the amount of sleep that is right for you.
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Sleep and chronic illness
Sleep is a basic need, just like the need to eat and drink. Scientific evidence suggests that critical functions occur during sleep that are connected with maintaining health and life. Sleep researchers warn that adequate sleep is as important for living as food and water.
Sleep loss and sleep disorders are among the most common yet frequently overlooked and readily treatable health problems. Sleep problems can lead to chronic health diseases like cardiovascular disease, osteoporosis, and diabetes. Short and long sleep duration are positively associated with chronic diseases like obesity, type 2 diabetes, hypertension, and cardiovascular disease among adults.
Sleeping less than six hours a night has been linked to dementia. Sleep quality significantly impacts the likelihood of heart failure, diabetes, and kidney disease. Sleep deprivation is also associated with a broad range of health and safety risks including premature death, obesity, and vehicle crashes.
Understanding the impact of sleep on your overall health and following good sleep habits can help you manage chronic diseases as you age.
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Frequently asked questions
Sleep is a need. Scientific evidence suggests that sleep is as important for living as food and water.
Insufficient sleep is associated with a broad range of health and safety risks, including premature death, obesity, and vehicle crashes.
Healthy sleep is linked to feelings of wellness, good mental health, and body weight, safety, and preventing infections and the development of many types of chronic illnesses.
Although science does not yet have the full answer about why we sleep, evidence suggests that critical functions occur during sleep that are connected with maintaining health and life.
Insufficient sleep refers to sleep that is not long enough, is poor in quality due to frequent arousals or awakenings, or is not appropriately timed with circadian rhythms.










































