In the world today, the number of people are using tobacco is still “hanging” in terrifying figure, 1.3 billion. According to the WHO, half of them will die prematurely from diseases related to this toxin. Besides, there are thousands of other people who never smoke still heavily influenced by inhaling other people’s smoke. So How Cigarettes kill people?
1. Destroying lung and respiratory apparatus
When smoking, smoke directly enters the body by oral, not through the filtering mechanisms of the nose. Over time, this filtering system is paralyzed; the ability to take mucus out of the bronchial becomes limited because cilia are no longer able take over the function of mucus secretion. Dust, bacteria and toxic substances attached more and more on this phlegm spasm of the airways, the ability to exchange oxygen decreases, causing itching, burning and respiratory infections.
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2. Lung cancer
In tobacco smoke have over 40 hazardous substances, of which include aromatic compounds such as benzopyrene cause cancer. 90% of lung cancer cases are due to these substances. When get sick, the patient may experience symptoms such as shortness of breath, cough with bloody sputum, chest pain … Unfortunately, only about 10% of patients can be cured.
3. The symptoms of infection, oral mucosa lesions
Stomatitis caused by nicotine (nicotinic stomatitis): is a change in the lining of the hard palate. Because of smoking too much, palatal mucosa becomes white with small tumors grow up, on which has red dot. This damage will be lost after stopping cigarettes, some rare cases become carcinoma.
Melanocytes Disease: Tobacco increases the accumulation of melanin in epithelial cells in the oral mucosa, make oral mucosa has dark color.
Candida: Tobacco increases the risk of oral candidiasis.
Chronic sinusitis: Smokers may have stuffy and runny nose, mucus pus prolonged recurrence, headache or facial…
How Cigarettes kill people
“600,000 people die each year because of secondhand smoke. That’s the results of the research on the harmful effects of tobacco by the World Health Organization (WHO) on 192 countries. Of more concern, the harmful effects of tobacco not stop there … “
Secondhand smoke has been classified in Group A in the list of carcinogens because it contains more than 200 toxic chemicals and at least 69 chemicals that cause the disease.
4. Inflammation around the teeth (periodontal disease)
Tobacco increases the severity and extent of periodontal disease areas. People who smoke are at risk for gingivitis, have more dental plaque and tartar from above and subgingival.
Young people smoke more at risk of necrotizing ulcerative gingivitis; this is a serious illness and quickly leads inflammation around the teeth, ultimately tooth loss.
Those who have good health, but smoking for many years are at risk of chronic inflammatory periodontal disease, it develop slowly and make tooth loss.
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5. Oral cancer
Compared with nonsmokers, smokers have higher risk of oral cancer 6 times. People who chew tobacco or use smokeless tobacco products have high-risk than 50 times. People who use both tobacco and alcohol will be affected more because alcohol increases the permeability of the epithelial lining of the gastrointestinal tract.
Smoking and chewing tobacco has capable of stimulating the epithelial cells of tongue, cheeks and create precancerous lesions (leukoplakia) and progression to carcinoma (squamous cell carcinoma).
6. Other diseases
Smoking also causes a range of scary diseases such as hair loss, alopecia, cardiovascular disorders, sexual dysfunction and reproductive problems…
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High concentrations of CO in cigarette smoke and are absorbed into the blood plus high levels of hemoglobin are the cause of atherosclerosis. Besides, taste and touch of smokers altered by smoke and the chemicals contained in cigarettes, increasing the influence if taken as much tobacco. Smokers tend to eat more salty than nonsmokers. Thus, there is no reason that you continue to use this toxic stimulants!