Top 10 dangers of tobacco for health
Everyone knows that tobacco is harmful to health, sticks many serious consequences to the smoker and to the people around him. But the number of smokers not only does not drop, but is increasing. In tobacco smoke, there are more than 7000 substances of harmful substances, including about 60 substances that are carcinogenic, there are many tumor stimulants, however too many cigarette addicts are not to die immediately because the dosage is gradually warm into the body. In our country, 40,000 people die from tobacco-related illnesses and 33 million people do not smoke but are affected by inhalation of passive cigarette smoke. Especially if parents smoke will greatly affect young children, when children accidentally inhale the cigarette smoke will be able to paralyze the system of hair in the lungs seriously affect the respiratory system of the child. So please stop smoking. If the drug before age 50 will reduce by 50% the risk of death due to cardiovascular disease after the drug is 1 year, decreased 50% of the risk of lung cancer. Together Topshare learn about the harmful effects of tobacco to protect the health of oneself, family and those around them.
1
Cancer
Tobacco smoke contains more than 7000 substances that are mostly harmful substances, including about 60 substances that are carcinogenic, and one of the most dangerous harmful effects of tobacco is to increase the risk of lung cancer. Risk of lung cancer involves the amount of smoking and smoking time. Currently, smokers who die from lung cancer are 15 times higher than non-smokers, smokers 1 packet per day will be prone to lung cancer 10 times more than the non-smokers; Smokers 2 packets per day are prone to lung cancer by 25 times.
Smoking is also the cause of many cancers of other parts such as larynx, pharynx, throat, esophagus and bladder, kidneys, stomach and cervii.
2
Cardiovascular disease
Smoking is the cause that leads to cardiovascular disease and stroke. Smokers are at risk of a heart attack that is twice as high as that of non-smokers.
Smoking causes damage to the vascular lesion. Some of the substances available in tobacco help to give cholesterol "bad" in the blood to bind to the vessel to the formation of atherosclerotic plaque, narrowing and causing vascular congestion. Smoking, high blood pressure and high blood fat are very often leading to myocardial anemia.
3
Cerebrovascular accident
Many large studies show that in people who smoke more, the more susceptible to cerebrovascular accidents than those who do not suck. Tobacco decreases HDL levels in the blood, causing damage to the endometrial of the arteries, which facilitates the development of atherosclerosis. Smoking is primarily the primary cause of cerebrovascular accident
4
Vision loss
Smokers are at high risk for vision problems when they are older, smoking doubles the risk of losing vision, hurting tissue sagging cells and increasing the risk of age-related tissue sagging. Smoking also causes cataracts.
5
Asthma
When inhaled smoke, smoke stimulates stagnant substances in the mucosa of the trachea. These substances can initiate malignant asthma attacks in asthmatic people. If you are suffering from a disease, any time in contact with tobacco smoke can lead to attacks of asthma, tobacco does not cause asthma, but if exposure to smoke in both direct and indirect form can provoke symptoms of outbreaks. In Vietnam, the incidence of asthma accounts for 4.1% of the population, of which, children aged 12-13 have the highest incidence of asthma in Asia.
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