On March 21, world sleep day, hot topics such as "why young people are more and more fond of staying up late", "what are the hazards of staying up late for a long time", "action to save sleep" and so on rushed to the hot search. On social platforms, more and more young people ridicule themselves as "sleeping scum". Whether they don't have enough "sleep ability" or don't give themselves enough "sleep opportunities", sleep has become a "epidemic" widely concerned by the times. Most people hope to improve their state and mood through "exercise", and think that "as long as we stick to fitness, we will be closer to health". At present, the topic of "loneliness and insomnia" is paid more and more attention, and the amount of "sleep disorder" is more and more "400 million"; 97.6% of users have set a goal to sleep well and exercise well, but only 4.3% of them haven't fallen down. Being tired and ugly, bald and in a bad mood emo are the pain of a vicious circle brought about by not sleeping well and not exercising. The white paper on national deep sleep movement analyzes the current situation of sleep: in 2021, the average Chinese people slept less than 7 hours, the quality of sleep was declining, and China's per capita sleep time was 10 minutes less than the international average every day; Looking at gender and generations, men sleep less than women. The younger the group, the lower the sleep score. After 00, it is "sleep residue"; Eighty percent of Chinese people are troubled by sleep problems: short sleep time, difficulty falling asleep and habitual staying up late are the most troubled problems. Scientific exercise can help people sleep better. It can not only make people feel sleepy physically, sleep faster and sleep deeper, but also relieve stress, awaken and maintain self-discipline mentally. The national favorite sports are running and walking. Although 97.6% said they had "Sports" flag, only 27.8% of them "often exercise". Emerge in an endless stream of sleeping machines, sleep blindfold, sleep headset, sleep monitoring bedding, sleeping spray. Many young people use the method of "daily coffee and night wine" to refresh themselves by drinking coffee during the day and drink some wine to help sleep at night. Good sleep is a "new luxury" for many people. The survey shows that among the top 10 factors affecting sleep, playing mobile phones and tablets before going to bed ranks first, inertia to sleep late and lack of motivation to change ranks second; Too much pressure affects rest, staying up late to study and work are the main reasons. In addition, objective factors such as poor sound insulation in the bedroom, uncomfortable mattresses and pillows, and inappropriate temperature and humidity are also the main reasons for "poor sleep". How to ensure good sleep? First of all, we should strengthen the amount of exercise. Even "mild" activities such as walking and square dancing can help increase the amount of deep sleep as long as they consume physical strength. At the same time, we should establish good work and rest rules, do not easily break the rhythm, and bid farewell to the wrong habits such as "playing mobile phones before going to bed", "drinking to help sleep" and "exercising too late". In addition, pay attention to creating a suitable sleeping environment in bedrooms and bedding. Before going to bed, you might as well listen to music and take a hot bath to relax your body. It can also help you harvest a "good dream". (outlook new era)