Why does everyone know that smoking is harmful to health, but why do they still smoke?

As we all know, smoking is harmful to health. The common diseases of smoking include lung cancer, bronchitis, emphysema, cor pulmonale, ischemic heart disease and other vascular diseases, as well as gastric and duodenal ulcers. The mortality rate of smokers is higher than that of non-smokers. 90% of lung cancer deaths are smokers. The more you smoke, the higher the death rate of lung cancer. The prevalence of gastric and duodenal ulcers is twice that of non-smokers. Teenagers are in a period of sudden growth and development, and all kinds of tissues and organs of the body need to be well developed. Their mental system, endocrine function and immune function are unstable, and their resistance and adaptability to external harmful substances are poor, so they are prone to various diseases. When cigarettes burn, many harmful substances (nicotine, cigarette tar, 3,4-benzophenone, carbon monoxide, etc. ) Smoking is more harmful to teenagers. The younger you smoke, the greater the harm. You are not only prone to colds, bronchitis and pneumonia, but also suffer from emphysema, pulmonary heart disease, chronic bronchitis and bronchiectasis like adults. Teenagers smoking is not only prone to various tobacco-related diseases, but also affects their physical and intellectual development. Physical examination shows that the height, chest circumference and vital capacity of smoking students are lower than those of non-smoking students of the same age. According to long-term observation, smokers are worse than non-smokers in flexibility, endurance, sports performance, academic performance and organizational discipline. In recent years, people began to pay attention to the influence of smoking on the learning and memory ability of the central nervous system and brain. In addition, the harm of "passive smoking (referring to non-smokers passively inhaling the prominent smoke of smokers)" has also attracted the attention of medical experts all over the world. Another problem worthy of attention is that many drug addicts mostly start from smoking. Therefore, teenagers should not only refrain from smoking, but also advise others. I hate smoking, and I don't like to see others smoking. Smoking is an unhealthy living habit, which is harmful to human body. Smoking is: 1. Smoking is a kind of enjoyment; 2. Smoking is a way of communication; 3. Smoking is a kind of culture and a symbol of civilization; 4. Smoking can refresh my mind and help me think; 5. Smoking can drive away snakes and scorpions; 6. Smoking can show my status; 7. Smoking can relieve loneliness and sadness; 8. After smoking, I will feel relaxed and comfortable. 9 follow the trend to publicize personality-everyone smokes, and I also smoke 10 "Modern, chic and vicissitudes". Smoking is considered as a sign of maturity. 12 It originated from the imitation psychology of adolescence. The frequent occurrence of smoking scenes in film and television dramas is an important reason for the high smoking rate among teenagers today. Accompanied by the sense of adulthood in adolescence, it is the emergence of imitation psychology. Many teenagers like to learn from the characters in TV dramas and imitate their smoking behavior, thinking that it is handsome and chic, and has the advantage of "grace": 1 Smoking can refresh themselves. It is well known that smoking can keep your hands away. (Generally, it depends on how your LP asks you whether you are allowed to leave it lying around, hehe ~~) 3 Smoking can enhance sexual function (because smoking brings energy, which sometimes backfires) 4 Smoking can increase national tax revenue 5 Smoking can ensure that employees in tobacco factories are not laid off, improve employment rate 6 Smoking can enhance the relationship between people. Smoking helps to think. (It varies from person to person, so smokers say.) In the cold winter, smoking can keep warm. When drinking, smoking can adjust the atmosphere and relieve hangover. Smoking can be used as a substitute for detoxification. The second category: expanding reasons 1 1 It is said that tar produced by smoking can keep poisonous snakes at a distance. 12 Smoking can relieve the odor during defecation. 13 Smoking can test whether the indoor smoke alarm works well (you can also enjoy a free shower if you want to take a shower). 14 Smokers can use cigarettes to reward others for completing your work (Big Brother in Peacock earns a lot). 15 smoking can help you understand geography and culture. Culture of cigarette factories and cigarette cases in different places. Smoking can increase your knowledge, for example: KENT = Kiss Ever Never Teach! Wait a minute. 17 smoking a certain kind of cigarette (like Mohe cigarette in Xinjiang) can prolong life (it is recorded that most elderly people in Xinjiang smoke this kind of cigarette) 18 You can flush and ventilate when you have a cold and a stuffy nose. 19 tobacco and its ash can stop bleeding. Go on an outing with lp in summer, enjoy the cool at night, and smoking can help LP repel mosquitoes! 2 1 Smoking brings fire. In case of an accident, don't drill wood to make a fire! Light a cigarette with LP and set off fireworks during the Spring Festival! When you meet LM flirting with LP, you can pretend to be the boss with crooked cigarettes (scare LM away)! Smoking more will make you sound like Yang Kun and Adu, and satisfy the desire of LP idolization! Smoking will make you look mature and satisfy LP's desire for mature men! Women smoking will appear elegant, confused and uncertain, and it is not easy for men to see through! Women smoking will encourage LG to buy new clothes often! (Always burn a hole) 28 When watching "The Same Song", smoking can save light sticks (just light a few cigarettes)! After 29 ML, smoking is the most effective means to relieve fatigue! (Don't believe you try) 30 Smoking can make a lady (even an angel) look ambiguous (the little potato angel looks like LM with a cigarette) 31It's easy for a lady to find a one-night stand when she smokes. When she squinted at a cigarette in the bar, she looked very * * *. Smoking can help you find the feeling of a fairy. A cigarette after a meal is better than a living fairy. (You don't have to envy the fairy sister) 33 Smoking can call the fire truck off 1 19. Smoking is good. If you want to become sworn, you can lick your blood with what fish beans, even if there is no fragrance, three cigarettes can be done. Smoking is better for world-weary people and will shorten their life span. Smoking can establish your prestige, make people afraid of you and stay away from your speech (for fear of being knocked down by your bad breath). Smoking can let you know a lot about hypertension, hyperlipidemia, cerebral thrombosis, gastric ulcer, heart disease and other medical knowledge and various drugs (who can avoid getting sick? Smoking sometimes attracts PLMM's attention and takes the initiative to strike up a conversation (hey! You put out your cigarette. Smoking while surfing the internet, non-LCD monitors will not irritate eyes, and PLMM is also hazy. When you go to the park to date MM and wait for boredom, light a cigarette and let the ants know what cruelty is. 4 1 When fishing, it is more comfortable to smoke a cigarette, and you can also smoke angelfish. You can also smoke, drive a tractor as a sports car and experience the feeling of smoking at high speed. After smoking, plucking and burning, you can feel the taste of game (like what firebird) that you haven't eaten for a long time. When you feel scared in Bai Sensen's room, smoking more can turn it into warm milky white. When smoking, farting and spitting in the street, you can do a social survey by the way to see if there are any problems in urban sanitation facilities and management. On a desert island, when in trouble, cigarettes ignite weeds and send out SOS signals. Building a harmonious society, investigating the issues concerning agriculture, countryside and farmers, and smoking a cigarette with the old peasants can bring the relationship between the party and the masses closer. After smoking, you can buy some beautiful handicrafts (ashtrays, lighters) at home. After smoking, you have increased the good habit of collecting cigarette cases and smoking utensils. After smoking, if you have a conflict with your girlfriend, you can introspect with cigarettes and burn your wrist, and remember it all your life.