What are the dangers of cigarettes? What are the dangers of cigarettes

Here's an answer to that question for you. First of all, tobacco has many harmful components and has an impact on many systems in the body. The harm of tobacco to the human body is mainly due to the fact that tobacco contains three dangerous chemicals, tar, nicotine and carbon monoxide.

Tar can be concentrated mainly into a viscous substance in the lungs of the human body, while nicotine is an addictive drug that is absorbed by the lungs and mainly acts on the central nervous system.

First of all, smoking is the most likely to cause a variety of respiratory diseases. Smoking is a risk factor for chronic obstructive pulmonary disease and lung cancer. At the same time, smoking can reduce the disease resistance of the respiratory tract, make pathogenic microorganisms easily invade and lead to infection, and increase the risk of tuberculosis, asthma and other respiratory infections.

Secondly, smoking can damage the endothelial function of blood vessels, which can lead to the occurrence of atherosclerosis, narrowing the lumen of arteries, and causing a variety of cardiovascular and cerebrovascular diseases, such as coronary heart disease, stroke and peripheral artery disease. In addition, smoking has also been linked to malignant tumors, diabetes and other diseases. In short, smoking has many disadvantages, and it is recommended to quit smoking as soon as possible.

At the same time, patients who smoke also have a much higher chance of heart disease than normal people. Smoking can lead to chronic bronchitis, emphysema, and an increased risk of hypertension. I hope I can help friends in need.

The dangers of cigarettesWhen it comes to cigarettes, we all know that it is a harmful thing, because cigarettes are toxic, and now many teenagers like to smoke, and long-term smoking will cause the lungs to turn black, so, what are the harms of cigarettes.

The dangers of cigarettesFirst of all, cigarettes contain a lot of nicotine, and nicotine is toxic, and when smoking, it will cause our heartbeat to increase and blood pressure to rise, and the carbon monoxide in smoke will also promote atherosis and slowly accumulate, which is easy to cause heart disease. Causing cancer, the nicotine, tar and carbon monoxide contained in cigarettes are all powerful carcinogenic, which will increase the risk of cancer in men, thereby causing cancer and increasing the chance of death. When we inhale these harmful substances, they will appear in the lungs, and at this time, the lungs will be polluted and harmed, and finally slowly harm the health of the lungs.

Smoking will make gastrointestinal diseases become more and more serious and worse, make the healing of stomach diseases slower, and the stomach will become more and more fragile, thus exacerbating the production of stomach diseases.

Therefore, for cigarettes, which are harmful and useless, we should stay away, and we should also take action to quit smoking, although it is difficult to quit smoking, but as long as we stick to it, we can quit, for the sake of our health, we should all stay away from cigarettes and prohibit smoking.