Smoking is still unavoidable in public places, the smell of smoke is unpleasant, what harm does seco

Many people in life have the habit of smoking, and they have a great addiction to smoking, and they take cigarettes to smoke whenever they are free, and even smoke on any occasion. Smoking not only harms one's own health, but also allows the people around him to inhale second-hand smoke, and the harm caused by second-hand smoke is no less than direct smoking can induce lung cancer and induce cardiovascular diseases, endangering people's health.

One of the dangers of secondhand smoke to the lungs is lung cancer. Secondhand smoke contains a variety of harmful substances such as tar and nicotine, which can inhibit the ciliary activity of the human respiratory tract, affect the function of macrophages, cause edema and congestion of the bronchial mucosa, induce various respiratory diseases, and induce lung cancer over time. The dangers of secondhand smoke also include causing various cardiovascular diseases.

Secondhand smoke contains a lot of carbon monoxide, and people who expect secondhand smoke will definitely inhale a large amount of carbon monoxide, resulting in a lack of oxygen in the human body. In addition, nicotine in secondhand smoke can cause abnormalities in blood vessels, and long-term hypoxia and vascular abnormalities can lead to an increased incidence of cardiovascular diseases and even myocardial infarction.

Secondhand smoke is a colloquial term for passive smoking, which is the act of involuntarily inhaling the smoke exhaled by another smoker, also known as forced smoking or passive smoking. Indirect smoking is actually made up of the upper type of cigarette, one is the smoke exhaled by the smoker, which is called mainstream smoke. One is the smoke produced when a cigarette is burned, called the side oil stream.

A non-smoker is considered to be an indirect smoker regardless of what smoke he inhales. Secondhand smoke is no less harmful than firsthand smoke. The results of the study showed that during cigarette combustion, many compounds were released more in passive smoking than in one hand.

For example, secondhand smoke contains 5 times more carbon monoxide, 3 times more tar and nicotine, 46 times more ammonia, and 50 times more nitrosamines in strong carcinogens. According to the World Health Organization, smoking harms humans in many ways, mainly causing asthma, pneumonia, lung cancer, high blood pressure, heart disease and poor reproductive development.

According to the results of the survey, the main victims of second-hand smoke in China are women and children. Secondhand smoke can have a lot of adverse effects on the lungs, and secondhand smoke is no less harmful to passive smokers than active smokers. In particular, the harm to adolescents and children is particularly serious.

Secondhand smoke can affect lung health, can lead to asthma, and in severe cases, it may also lead to lung cancer, secondhand smoke is also particularly harmful, for the sake of others and your own health, it is best not to smoke, smoking is not only harmful to your own lungs, but also to other people who absorb secondhand smoke.

It will cause cancer, it will also affect the health of the body, and there will be lung diseases, or it will affect the heart, and there will be blood problems, which will have a great impact on the lungs.

It will cause serious effects, it will affect the respiratory tract, and it is very likely that lung cancer will occur, resulting in lower and lower immunity in the body, and there will be coma and lack of clarity.

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Long-term smoking will greatly increase the incidence of cardiovascular disease, reduce lung function, aggravate the incidence of chronic lung disease, and even increase the risk of cancer. Long-term smoking will also form a second-hand smoke environment, which will also be a big hazard to pregnant women and children, and it is easy to make hidden things and make children deformed or even born prematurely.

Long-term smoking first causes serious damage to the human respiratory organs, especially the lungs, and is a crisis to one's own health.

Secondhand smoke, also known as passive smoking and environmental tobacco smoke, refers to the mixed smoke composed of tobacco smoke released from the extinguishing end of cigarettes or other tobacco products and exhaled by smokers, which contains more than 4,000 chemicals such as tar, ammonia, nicotine, suspended particulates, polonium-210, including at least 250 known harmful substances and more than 50 known carcinogens. Secondhand smoke is the most prevalent and serious cause of indoor air pollution and the cause of serious deaths worldwide.

Qualified families, the scale can put some air purification equipment in their living or working environment to purify the harmful smoke and pure air in the room, and artificially create aerobic air. Actually, the meaning of this sentence is more general. "Smoking" refers not only to the use of tobacco products, but also to the inhalation of tobacco smoke; "Harmful to well-being" refers not only to the smokers themselves, but also to others in the environment in which they are subjected to tobacco smoke.

In this case, contact with tobacco is not an active choice of a person, but a passive endurance. This is also figuratively referred to as "secondhand smoke".

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Exposure to secondhand smoke in nonsmokers also increases the risk of smoking-related diseases. Second-hand tobacco smoke causes more than 1.2 million premature deaths each year and can cause serious cardiovascular and respiratory diseases. Parental smoking, as well as exposure to secondhand smoke in childhood, may not only lead to pulmonary dysfunction, chronic respiratory conditions, asthma, impaired immune function, excess weight, ear diseases and sudden infant death syndrome, but also behavioural, attitudinal and emotional disturbances.

In addition, exposure to secondhand smoke in childhood has also been linked to well-being problems in adulthood. The effects of exposure to secondhand smoke on children's well-being will last their entire lives.