How much exercise do you need?
—— Accumulate at least 1 hour of moderate-intensity and above exercise every day.
Ensure enough physical activity and reduce sedentary and screen watching (watching TV, computer, using mobile phone, etc.). ). Leave your seat during the break and exercise moderately.
Exercise methods should be diversified, including proper aerobic exercise, resistance exercise and flexibility training.
Accumulate at least 1 hour of moderate-intensity exercise every day (shortness of breath, rapid heart rate and feeling inconvenient to speak during exercise), and cultivate the habit of lifelong exercise.
Exercise should be gradual, and the amount of exercise should not be too large. Warm up before exercise, relax after exercise, and alternate exercise and rest.
Attention should be paid to prevent sports injuries during exercise, and appropriate sports protective articles (such as helmets and knee pads) should be selected scientifically.
How to protect hearing?
-Use personal audio equipment for no more than 60 minutes at a time.
Control the frequency, intensity and duration of personal audio equipment. The single use time should not exceed 60 minutes to avoid using personal audio equipment for a long time in noisy environment; Reduce noise exposure, especially entertainment noise exposure.
Prevent hearing loss or decline caused by diseases such as measles, mumps, rubella, meningitis and recurrent ear infections.
Understand and master common ototoxic drugs, and improve the awareness of safe drug use.
How long do you sleep a day?
—— Pupils sleep 10 hour every day.
Ensuring adequate sleep contributes to the physical and mental health of teenagers. Generally speaking, primary school students spend 10 hours a day, junior high school students spend 9 hours and senior high school students spend 8 hours.
How to prevent myopia?
-Play electronic products no more than 1 hour every day.
Reading and writing should be carried out in a well-lit and well-lit environment.
Choose lighting equipment that is beneficial to vision health to avoid glare and visual fatigue.
Choose to use a study desk and chair that matches your height, and avoid passively developing bad reading and writing habits.
Maintain correct reading and writing posture.
Continuous reading and writing with eyes should not exceed 40 minutes. Rest every 40 minutes or so 10 minutes, and you can overlook or do eye exercises.
Actively engage in outdoor activities or physical exercise, and contact with natural light for more than 60 minutes every day. Teenagers with myopia should further increase outdoor activities to delay the development of myopia.
Control the use of electronic products, the single use for non-learning purposes shall not exceed 15 minutes, and the cumulative daily use shall not exceed 1 hour. After studying with electronic products for 30-40 minutes, take a rest and relax 10 minute.
Ensure adequate sleep, eat more nutritious meals such as fish, fruits and green vegetables, eat less sugar, be picky about food and have a balanced nutrition.
Avoid bad eye behavior, walk, eat, lie down, shake the car, and don't read books or electronic products in dim light or direct sunlight.
-resist internet addiction.
Internet addiction includes online game addiction, online pornography addiction, information collection addiction, online relationship addiction, online gambling addiction, online shopping addiction and so on.
When the idea of indulging in the internet appeared, I repeatedly hinted at my beliefs of "I can do it" and "I can quit". When you resist the temptation of the internet, encourage yourself and keep your faith.
You can also write down the harm of the network and the determination to quit internet addiction, and remind yourself to shift your attention to the network; You can join a club, take an active part in activities you are interested in, and integrate into real interpersonal communication.
-You shouldn't try drugs for any reason.
Don't try drugs because of curiosity, conformity, pursuit of individuality, depression and boredom.
Don't learn from drug addicts in film and television works. Drug abuse is by no means a symbol of fashion and status.
Don't risk taking any medicine. All drugs are highly addictive, and once addicted, it is difficult to quit.
Do not accept cigarettes, drinks and food from strangers. Don't make friends with drug addicts.