About the dangers of smoking says a lot. But still a significant number of people did not believe smoking is harmful to health. This bad habit have joined men, women , young people, teenagers and even children . There was the fashion for smoking: cigarettes , they say , give the girls special elegance and masculinity boys . Mandatory membership in the body - and movie stars began cigarette .Smoking - not a harmless activity , which can be thrown without effort. This is a real addiction , and the more dangerous because many people do not take it seriously . Nicotine - one of the most dangerous poisons of plant origin. In the smoking process it becomes necessary. There is no such body , which would not amazed tobacco kidneys and bladder , sexual glands and blood vessels , brain, and liver.Living in smoke-filled rooms and more children are more likely to suffer respiratory diseases. It turns out that not smoking " smoking ." There was even a special term - "passive" smoking .Adolescent smoking , primarily affects the nervous and cardio - vascular system . Smoking negatively affects school performance . Increases the number of underachieving in those classes where more smokers . Smoking students slows their physical and mental development. Health, undermined by smoking , you can not achieve occupation like to succeed , for example, young men to become pilots , astronauts , athletes, girls - dancers , singers . Smoking and schoolboy incompatible. School years - are years of growth , both physical and mental . The body needs a lot of strength to cope with all the stress. As you know, skills , habits learned at school age , most durable . This applies not only to the useful and harmful habits. Sooner kids, teens , boys, girls will learn about smoking and start smoking , the more quickly get used to it, and further to stop smoking will be very difficult . So what pushes teenagers to cigarettes ? Adolescence - this is the age when you want to experiment , when there is a need for self-affirmation , striving to identify itself with environmental group , create your image and feel more grown up , and finally , as a protest against the attitudes of parents or society. And for this, some guys use the services of tobacco products. Taking a cigarette, lit it , they think this "rise " among his peers. But this need not surprise people and to assert yourself ! After all, there are so many opportunities where you can express themselves : sports , music, electronics, computers , study at the end!Nicotine is a poison !