It is ok to stay up for a day and a half occasionally (it is best not to). If you often stay up late, it is harmful. Its harm is: 1. Energy: The energy loss of staying up all night is probably equivalent to climbing a mountain all morning. The resulting external symptoms are: dizziness, tinnitus, weakness of limbs, and serious decline in attention and thinking ability. 2. Skin: Lesbians need special attention. Generally speaking, oily skin has strong anti-aging ability. 3. Digestive system: Not eating for one night is very harmful to the digestive system. 4. Vision: the most harmful, it is recommended to do eye exercises every 1 hour after 23: 00. Otherwise, the consequences will be serious. It must be noted that wearing glasses is very painful. At present, due to the accelerated pace of life, many people feel that there is not enough time during the day, and they often use the evening to do those tasks that have not been completed during the day, and even become accustomed to it. In addition, colorful nightlife has sprung up in towns, and some people still spend the night in dance halls and karaoke bars, watching all-night movies or participating in other entertainment activities. As "late sleepers" in the city, we know that the dark circles in the mirror are terrible, and we also know the old saying that "men eat women and sleep". However, the more nightlife we have, such as working overtime, partying, surfing the Internet, watching CDs, clubbing and bungee jumping, the more reason we seem to indulge ourselves in skimping on sleep and joining the ranks of staying up late. As we all know, staying up late greatly reduces sleep time, and the brain and organs are not rested and regulated, which brings serious harm to health. Staying up late brings harm not only to dark circles, acne or rising liver fire, but also to the body, which will make the human body in a sub-health state, even damage organs and cause various diseases. The harm of staying up late simply has the following aspects: A, lack of sleep will increase the content of stress hormones, so that the stress we feel will rise to a new level quickly. B, physical quality and energy will be significantly reduced due to lack of sleep, and intelligence, concentration and decision-making ability will also be affected to varying degrees. C. Lack of sleep and irregularity will seriously affect the learning progress, reducing the amount of information consumed by the brain per unit time by nearly half, and learning new things is extremely frustrating. D, too little sleep may make you feel depressed even if you are not in trouble, and your psychological endurance will be significantly reduced. E, the enemy of perfect skin staying up late not only makes the face dull, but also full of acne. Fine lines climb hopelessly to the corners of the eyes and nose, and the eyes also grow into "panda eyes", and the face will feel tight and itchy, or peeling. Staying up late is more harmful to human body than above. Of course, the irregular and unhealthy lifestyle needs to be completely changed, but the biological clock can't be adjusted to the best state in a day or two. So we recommend several emergency measures after staying up late, which can temporarily alleviate the problem to some extent. 1. Pay attention to your skin when eating. If you don't get enough sleep, there will be excessive loss of water and nutrients. Therefore, you should eat more light vegetables, fruits and fish at dinner, and add some health care products containing proanthocyanidins (grape seed extract) or chitin to help the skin restore elasticity and luster, and at the same time, it can eliminate dark circles and make the skin fair and ruddy. Avoid spicy food and alcoholic beverages, and it is best not to smoke. Skin care products for external use containing collagen and chitin. 2, need care before going to bed, falling asleep after staying up late is the worst habit. At this time, you should first take health care products containing natural dietary fiber (such as Siraitia grosvenorii and oligosaccharides). ), which can moisten dryness and help sleep. After thoroughly cleaning the skin, spray a layer of moisturizing spray, and then apply a cream rich in cucurbitacin, chitin, collagen and other ingredients, which can not only remove dead skin, but also repair wrinkles and restore skin luster, with remarkable results. 3, the most important thing in the morning A. Get up without sleep for a few hours. Maybe you have a splitting headache. Be sure to wash your face with cold water at this time. At the same time, taking antelope horn dripping pills, which have special effects on all kinds of headaches and have no side effects, will cheer you up. In addition, taking health care products containing proanthocyanidins and chitin can effectively eliminate eye edema and dilute dark circles. B. Take a deep breath of fresh air to make your brain flexible. Doing some simple muscle relaxation exercises can relax the bones and muscles and achieve the effect of decompression. C Breakfast can be slightly biased towards foods rich in protein, such as soybean milk and eggs, which can supplement enough nutrition for the brain. If you take health care products, you can choose lecithin and natural enzymes (such as Jinhua element containing a lot of amino acids, vitamins and trace elements, selenium-enriched beer yeast). Here are some suggestions for people who stay up late for different reasons to reduce the discomfort and harm of staying up late: 1. People who often work at night or study overtime should eat more foods rich in protein, such as fish and milk. In addition, they can take health care products such as lecithin, brain cell growth factor, tuna oil and taurine to supplement their brains. If you have a headache, you can take antelope horn dripping pills to relieve the symptoms. 2. Night entertainment (playing cards, karaoke, clubbing, jumping, etc.). ) and nightlife overdraft are likely to lead to symptoms of yin deficiency and internal heat. You can take drugs that nourish yin and tonify kidney with Cordyceps as the main component and health care products containing lentinan to improve immunity, and at the same time take health care products containing natural enzymes, such as Jinhua Su, to quickly restore overdraft physical strength. 3. No matter what form of staying up late, the human body will have physical exhaustion and a large number of trace elements such as minerals and vitamins, which will make the human body in a serious sub-health state. Therefore, it is suggested to take health care products containing natural enzymes (rich in amino acids and various active enzymes beneficial to human body, such as chromium, selenium, zinc, magnesium, calcium, iron and other elements), which can quickly restore human physical strength and make human body full of vitality. It has become popular in Japan and is widely sought after by healthy people. At the same time, it is necessary to supplement various vitamins, and it is best to take a combined preparation of minerals and vitamins produced by amino acid chelation technology.