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Generally speaking, long sleepers are due to excessive fatigue or excessive psychological burden, and some are due to lazy psychology, which leads to greedy sleeping, and over time they will habitually love bed; Short-term sleepers, on the other hand, are unable to sleep because of the instinctive reaction of the human body to a certain stage, and they will not like to sleep and take short naps in the next long term.
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Long sleep is harmful to physical and mental health, and short sleep has a play on the brain.
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According to a report released by the U.S. Centers for Disease Control and Prevention, 50 million to 70 million U.S. adults have chronic sleep deprivation or sleep disorders. 1 3 of them are because of poor sleep habits. Not so long ago, the United States became one of the most difficult countries in the world.
Two out of five people surveyed admitted to falling asleep while driving. A study from the University of Pennsylvania showed that men who slept less than six hours were four times more likely to die for some reason in the next 14 years than those who slept normally (seven hours or more). Lack of sleep can make drivers more tired, sleepy, and less able to work with their hands and eyes.
People who sleep less than 6 hours for a long time have a significantly increased risk of obesity, heart disease and stroke, and even death.
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If you sleep for 6 to 8 hours, your mental state will be very full, and sleeping too much will make you feel dizzy, very headache, and if you sleep too shortly, your mental state is not very good.
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Sleep is essential for human beings to live a healthy and normal life. Although it is comfortable to sleep, the more you sleep, the better you sleep.
A normal night's sleep is only seven or eight hours. If you sleep less than eight hours, the liver will not be able to detoxify properly, and the body's metabolic circulation will slow down, making you more likely to suffer from sudden cardiac death. However, after sleeping too much, it will make people feel dizzy, and the more they sleep, the more sleepy they will become, and the body will be tired for a long time, and the brain thinking will gradually become sluggish and slow, and the memory will be relatively degraded, which will have this extremely bad effect in work and study.
If people sleep for a longer time, the carbon dioxide index content in the sleeping environment will become higher, the oxygen will gradually decrease, the carbon dioxide content will increase, and people will sleep more and more sleepily in this room with high carbon dioxide content, and the burden on the body will increase a lot in the long run. Moreover, survey data show that people who sleep for more than eight hours have a much higher prevalence index than those who sleep for less than eight hours, and those who normally wake up within six or seven hours have the highest survival rate. Therefore, through the representation of this data, six or seven hours of normal sleep is enough, that is, the number of normal sleep hours.
Therefore, sleeping more does not mean that the body will be healthier, some people may still hold their usual lack of sleep then sleep a little more on the weekend to make up for this wrong concept, usually can sleep normally then sleep on time, if there is no way because of some things then try to make adjustments, you can take a nap at noon, even if it is helpful to squint your eyes.
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The length of sleep determines the longevity
It is true that the length of sleep time is related to our lifespan, but research shows that it is not that the longer we sleep, the longer our lifespan, and the healthier our body, we must understand a truth, things must be reversed. Too long sleep is called drunken sleep by scientists, and it is not a good term.
Because hypersomnoscopy is similar to a hangover, excessive sleep disrupts the brain's daily circadian clock, and when the body ignores the circadian clock, it can cause fatigue like jet lag, and even increase the probability of diabetes and heart disease.
Do you have to get 8 hours of sleep a day? Surveys by relevant research institutions have shown that the best sleep time is different for different ages, and you should sleep scientifically according to your age.
Seniors over 60 years old: Sleep hours a day
The elderly should go to bed before 12 o'clock every night, and sleep for 7 hours, or even hours, at night. Relevant research data show that the elderly who limit sleep to less than 7 hours a night can delay brain aging for 2 years. Long-term sleep overload or lack of sleep can lead to poor concentration and even Alzheimer's disease, increasing the risk of disease.
Recommendations:The most common sleep problems in the elderly are dreaminess and insomnia. Dreaminess is due to the deterioration of brain function in the elderly; Insomnia is mostly caused by a decrease in the secretion of melatonin in the body, which is one of the important factors in the body that determine sleep.
Experts suggest that the elderly who do not sleep well at night should develop a lunch break habit of not exceeding 1 hour.
30 60-year-old adults: Sleep about 7 hours a day
Adult men need hours of sleep and women need about hours, and should be guaranteed a "quality sleep time" from 10 p.m. to 5 a.m. Because people tend to achieve a deep sleep state at this time, it helps to relieve fatigue.
Recommendations:Lack of sleep in this age group is more likely to be associated with mental loss or stress-induced overeating. In addition to relieving stress as much as possible, you can also put some effort into your sleeping environment, such as reducing noise, ventilation, proper shading, etc., and choosing the right pillow.
If you still can't get enough sleep, you can also catch up on sleep by taking a 1-hour lunch break.
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Of course not, it is not to look at the length of sleep, but to pay more attention to the quality of sleep, if you sleep very peacefully, so that people can have better energy, and it is also good for physical health.
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It is not that the more we sleep, the better, we can relax the body during sleep, so we can slow down our aging, but if we sleep too much, it will affect our brain, which will reduce intelligence and slow down the response, so proper sleep is beneficial.
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No, it is normal to sleep 8 hours a day, if you sleep too much, it will affect your health, and the toxins in the body will not be released well, and sleeping less will make people feel sluggish.
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Lifespan should be related to sleep quality, not sleep duration.
From the perspective of traditional Chinese medicine, drowsiness is not only not a sign of health, but may be a sign of disease. A typical Chinese medicine saying is, "less yin disease, but desire to sleep". The so-called "less yin" refers to the foot less yin kidney meridian and the heart less yin heart meridian.
In other words, the disease of low yin may involve the heart meridian or the kidney meridian. The heart and kidneys are the two major organs of the heart meridian and kidney meridian, and if there is a continuous problem with the heart meridian and kidney meridian, the heart and kidney organs may be affected.
Of course, the "desire to sleep" mentioned here is not an accidental lack of sleep caused by short-term activities and labor, but a problem caused by low physical function. Corresponding manifestations include persistent unexplained fatigue, fatigue, a noticeable lack of energy, and a lack of activity.
Excluding pathological drowsiness, normal people's sleep is not as much as possible, but depends on the time of sleep and the matching degree of the body's own operating laws.
Traditional Chinese medicine has a meridian flow injection, and time corresponds to the body. Disturbing sleep after 90 o'clock at night is to nourish yin, and not sleeping at night and waking up in the morning is to kill yang. Traditional Chinese medicine talks about conforming to nature and adapting to the time of day. Sleep that goes against nature is not good for the body.
There is also a theory of cultivation in traditional Chinese culture. Cultivators who cultivate Li Lu are able to achieve deep meditation and concentration, which in a certain sense is equivalent to deep sleep. A cultivator may only sleep very little a day, but he is in good spirits.
It is also due to their ability to quickly calm themselves down, which can quickly relieve fatigue.
As ordinary people, they may not be able to reach the high level of cultivation, but knowing a little breathing, meditating and standing on piles, entering meditation, and knowing a little tai chi are very valuable for quickly adjusting their body and mind and maintaining their health.
I think it's harmful to give your baby a soft bed for a long time. Because after the baby is born, all organs in the body are in the process of growth and development, especially the bone growth is very fast. The baby's bones contain less inorganic salts and more organic matter, so they have the characteristics of softness, elasticity and not easy to fracture. >>>More
Don't eat too much in the two hours before bedtime! Eating and sleeping can put a lot of pressure on your stomach! What you eat is not easy to digest and is likely to cause constipation and gastrointestinal problems!
The benefits of going to bed early are to relieve stress, improve memory and reduce the risk of disease, etc., we advocate not only going to bed early, but also ensuring adequate sleep, in order to better promote physical health. >>>More
According to scientific analysis, people must ensure 8 hours of sleep, otherwise too long will damage all major organs of the human body.
Children sleep between 9 and 11 hours a day, adults need 7 to 9 hours a day, and older people over 65 need 7 to 8 hours a day. Maintaining this amount of sleep is healthier for their bodies and minds than those who sleep too little or too much. Of course, this is only a specific number, everyone's physical fitness is different, and the need for sleep is different, for example, some people only sleep six hours a day, but the next day is still refreshed to work; And some people don't get enough sleep for 8 hours, and they can't concentrate on work the next day. >>>More