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Smoking causes cancer, heart disease, stroke, lung diseases, diabetes, and chronic obstructive pulmonary disease (COPD), which includes emphysema and chronic bronchitis. Smoking also increases risk for tuberculosis, certain eye diseases, and problems of the immune system, including rheumatoid arthritis.
But smoking tobacco puts you at risk for cancer, stroke, heart attack, lung disease and other health issues. Nicotine replacements and lifestyle changes may help you quit. Smoking can damage all parts of your body, down to your DNA. But it’s very hard to quit because of its effects on your brain.
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Of the more than 7,000 chemicals in tobacco smoke, at least 250 are known to be harmful, including hydrogen cyanide, carbon monoxide, and ammonia ( 1, 2, 5 ). Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer. These cancer-causing chemicals include the following ( 1, 2, 5 ): Acetaldehyde. Aromatic amines. Arsenic.
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Jul 31, 2023 · Key facts. Tobacco kills up to half of its users who don’t quit (1-3). Tobacco kills more than 8 million people each year, including an estimated 1.3 million non-smokers who are exposed to second-hand smoke (4). Around 80% of the world's 1.3 billion tobacco users live in low- and middle-income countries.
Nov 15, 2023 · Geneva. Reading time: 2 min (435 words) A new brief reveals that smoking remains one of the leading causes of chronic obstructive pulmonary disease (COPD), a common lung disease that causes breathing problem and claiming the lives of over 3 million people every year.
- www.cancer.gov
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Oct 23, 2012 · Home. About Cancer. Cancer Causes and Prevention. Risk Factors. Tobacco. Cigarette Smoking: Health Risks and How to Quit (PDQ®)–Patient Version. Go to Health Professional Version. On This Page. What is prevention? General Information About Tobacco Use. Health Risks of Smoking and Ways to Quit. About This PDQ Summary. What is prevention?
Apr 22, 2024 · What are the health effects of smoking? There's no way around it; smoking is bad for your health. It harms nearly every organ of the body, some that you would not expect. Cigarette smoking causes nearly one in five deaths in the United States. It can also cause many other cancers and health problems. These include:
