The palace doctor tells you that sleep is extremely important for brain health. People generally need to have more than 8 hours of sleep, and must ensure high quality. If the sleep time is insufficient or the quality is not high, it will have a bad influence on the brain, and the fatigue of the brain is difficult to recover, which will seriously affect the function of the brain. If you have insufficient sleep or poor sleep quality, you should increase your sleep time appropriately and try to improve your sleep. According to the general view, sleep is the main way to eliminate brain fatigue. If you don't get enough sleep for a long time or the quality of sleep is too poor, it will seriously affect the function of the brain, and people who are already very smart will become confused. Many people suffer from neurasthenia and other diseases, which are often caused by serious lack of sleep. In short, people spend more than one third of their time in sleep. A good sleep of a political party can regulate physiological functions and maintain the balance of the nervous system, which is an important part of life. Poor sleep, lack of sleep, the next day will be wrong, brain swelling, general weakness. Sleep is closely related to healthy work and study, which can improve the quality of sleep: * Sleep in moderation, not less. Adults sleep 7-8 hours a day. It is not enough for a person to sleep for 6-7 hours at night. Only 8 hours' sleep can make human body function reach its peak. So what is the right amount is mainly based on mental and physical recovery. Human sleep can be divided into slow eye movement sleep and rapid eye movement sleep. Intensive REM sleep occurs in the final stage of memory storage, tissue maintenance, information arrangement and new learning and performance, while REM sleep usually occurs in the late stage of 8-hour sleep. However, most of us don't get enough sleep, which not only reduces the quality of life, but also may cause diseases. In order to make up for this general lack of sleep, a nap is a 20-minute nap after waking up from a formal sleep every day, which is much better than going to bed early at night. * If you want to have a good night's sleep, it is very important to pay attention to three appropriate and three bogeys before going to bed. Trinity is a walk before going to bed. There should be an environment suitable for sleeping, mainly a quiet bedroom and comfortable bedding. Ventilation is an important condition for a bedroom, because fresh air is more important than anything else. No matter what the outdoor temperature is, you should open the window to get some air before going to bed. Choose a comfortable bed, usually a brown elastic bed with moderate hardness or a cork mattress. Pillows should be moderate in hardness and try to be warm in winter and cool in summer. Have a correct sleeping posture. Develop good sleep habits. No matter whether you sleep at night or take a nap during the day, you should try to sleep and get up at the same time, and holidays are no exception. We should take regular and moderate actions. * Follow the biological clock If we get up on time every day and greet the sun regularly every morning, then your biological clock will run on time. Studies have shown that this is one of the key factors to improve sleep quality. One of the factors affecting the operation of biological clock is body temperature. The fluctuation of human body temperature has a great influence on the rhythm of biological clock. People's body temperature is easy to drop, which is an effective way to adjust the biological clock by using body temperature. If the temperature regulation is out of control, it will cause the disorder of sleep biological clock. There are many ways to control your body temperature, such as taking a bath before going to bed, or doing aerobic exercise for 20 minutes before going to bed. And your body temperature will drop when you sleep. In short, people will fall asleep on time after forming habits. It is most important for teenagers to develop good sleep habits. The biological clock is not easily broken. Don't stay up late on Saturday and Sunday nights, you can't afford to get up during the day, which destroys your biological clock. * Adjusting Diet We often see that a few people do not feel bad sleep subjectively after eating a lot of coffee, chocolate, cola, tea and other foods or drinks at night, but experiments have confirmed that their deep sleep will be adversely affected. Noise Many young friends are used to this harsh environment because they are often exposed to some kind of noise. This is not good for our sleep, and it will reduce our intensive sleep time. Therefore, the sleeping environment should try to avoid noise interference. In addition, for people who are prone to insomnia, they should go to bed when they are sleepy. The result of going to bed early is often haste makes waste, which will only aggravate psychological pressure. Someone has done such an experiment. In some cases, staying up late and getting up early can reduce sleep time and improve sleep quality. * Sleep time If you want to improve the quality of sleep, you must pay attention to the time; The time to sleep well is from 9: 00 pm to 1 1 pm, from noon to 12 pm, and from 2 am to 3: 30 am. At this time, the human body's energy drops, the reaction is slow, the thinking is slow, and the mood is low, which is conducive to the human body's transition to slow-wave sleep and entering a sweet dream. What kind of sleep is the best? Sleep should be an unconscious state of pleasure. Even if you sleep for a short time and get up energetic the next day, it means that your sleep quality is good, but if you still feel tired after sleeping for a long time, it means that your sleep quality is poor. Psychological adjustment methods to overcome insomnia: First, maintain a good attitude of optimism and contentment. Have a full understanding of social competition and personal gains and losses. To avoid psychological imbalance caused by setbacks. Second, establish a regular daily life system to maintain people's normal sleep-wake rhythm. Third, create a conditioned reflex mechanism conducive to falling asleep. Such as taking a hot bath, soaking feet and drinking a glass of milk half an hour before going to bed. As long as you persist for a long time, you will establish a conditioned reflex to sleep. Fourth, moderate physical exercise during the day will help you fall asleep at night. Develop good sleep hygiene habits, such as keeping the bedroom clean and quiet, away from noise and light stimulation; Avoid drinking tea and alcohol before going to bed. Six, self-regulation, self-suggestion. You can play some relaxing activities, or count them repeatedly. Sometimes a little relaxation can accelerate your sleep.