I believe everyone knows that smoking is harmful to our health, and the nicotine in the smoke is a carcinogenic substance. But there are still many smokers, even some teenagers are smoking, especially boys. So what are the benefits of boys not smoking? And what harm will smoking bring to us? Let me popularize it for you. Smoking causes death. Tobacco contains more than 3,000 chemicals that are harmful to the human body, of which more than 40 are carcinogens that can cause cancer. About 3 million people die from smoking every year around the world! Smoking is the biggest threat to humans! Smoking causes cancer. 70% to 90% of lung cancers are caused by smoking. Studies have shown that carcinogens in smoke can also affect the fetus through the placenta, causing a significant increase in the incidence of cancer in their offspring. The culprit is still nicotine in cigarettes, because sperm can recognize nicotine and react to it. Long-term smoking causes an overload of nicotine receptors in human sperm, which reduces the ability to fertilize. Smoking causes lung diseases. Smoking is one of the main causes of chronic bronchitis, emphysema and chronic airway obstruction. Long-term smokers have a 10-20 times higher incidence of lung cancer, a 6-10 times higher incidence of laryngeal cancer, and a 2-3 times higher incidence of coronary heart disease than non-smokers. The incidence of tracheitis is 2-8 times higher. Smoking can cause changes in the structure and function of central and peripheral airways, alveoli and capillaries, and affect the immune system of the lungs, leading to the occurrence of lung diseases. Having said so much, I believe everyone must have a deep understanding of the harm of smoking. I hope that boys who don't smoke will not become addicted to smoking. After all, smoking is so harmful to our health, and even to the health of our family. If you are a smoker, then the editor advises you to quit smoking as soon as possible for the health of you and your family! |
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