Time：2023-03-26 00:23:52 source：psychiatricethics.com author：Prevent anxiety Read：194次

5 things you need to know about sleep

Sleep plays a vital role in human health. About one-third of a person's life is spent sleeping. Therefore, if you want to be physically and mentally healthy, you need to know about sleep. Only in this way, you can better improve the quality of sleep, reduce the prevalence of various diseases, and prolong life. What should you know about sleep? 1. Lack of sleep is easy to get sick Many diseases are closely related to lack of sleep, such as diabetes, hypertension, cardiovascular disease, obesity and so on. Lack of sleep can reduce the body's immunity, making it more susceptible to infections. In addition, chronic sleep deprivation can also affect brain repair and increase the risk of Alzheimer's disease. Research shows that people who get less than seven hours of sleep are more likely to develop colds and other illnesses than those who get seven hours of sleep. 2. The repair of human organs requires different stages of sleep The first stage, the body is in a state of relaxation between wakefulness and sleep. At this point, breathing slows, muscles gradually relax, and heart rate slows. The second stage is light sleep, feeling awake and actually having entered light sleep. The third stage is the deep sleep stage, it is difficult to wake up, and this is the time when the body is least active. 3. Female friends are more prone to sleep deprivation than men. Studies have shown that female friends are more prone to sleep deprivation than men of the same age. Especially during pregnancy, female friends need to bear various pressures of childcare and work, and they have to endure for a long time. A lot of stress, which affects sleep quality and promotes sleep deprivation. 4. Sleep time depends on each person's situation. Everyone needs different sleep time. For example, former British Prime Minister Margaret Thatcher only needed 4 hours of sleep every night to be full of energy the next day, while most people need 7 to 8 hours of sleep to have a good mental outlook, so sleep time Depends on individual needs. 5. Electronic devices can affect teens' sleep Research shows that about 50% of teens don't get enough sleep time. The main reason is that there are too many electronic devices in the room, such as smartphones, laptops, TVs, etc. The blue light produced by such electronic devices can make people sleepy and make the brain more excited, so all electronic devices should be turned off 90 minutes before bed. In order to get good sleep quality, we should create a good sleep environment. Indoor lights should be dimmed, especially for those who like to go to bed and wake up late. It is best to reduce lighting hours and keep quiet at night. If you can't change the surrounding environment, you can wear earplugs when you sleep, and choose bedding that suits you. [Disclaimer: The materials and pictures used in this article are from the Internet and literature, and are only used for the popularization of medical knowledge. If there is any infringement, please contact to delete]

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