Cigarette smoking harms nearly every organ of the body, causes many diseases, and reduces the health of smokers in general. Quitting smoking lowers your risk for smoking-related diseases and can add years to your life. Cigarette smoking is the leading preventable cause of death in the United States. Smokers are more likely than nonsmokers to develop heart disease, stroke, and lung cancer.
Health Effects of Cigarette Smoking
Risks of smoking - ineisa.edu.co
Most adults in the UK are aware of the physical health risks of smoking tobacco, but research shows that smoking also affects people's mental health. The biological factors involved in smoking relate to how the brain responds to nicotine. When a person smokes, a dose of nicotine reaches the brain within about ten seconds. At first, nicotine improves mood and concentration, decreases anger and stress, relaxes muscles and reduces appetite. Regular doses of nicotine lead to changes in the brain, which then lead to nicotine withdrawal symptoms when the supply of nicotine decreases. Smoking temporarily reduces these withdrawal symptoms and can therefore reinforce the habit.
U.S. Food and Drug Administration
Smoking is the biggest cause of preventable deaths in England, accounting for nearly 80, deaths each year. One in two smokers will die from a smoking-related disease. When you smoke, the poisons from the tar in your cigarettes enter your blood. These poisons in your blood then:. Together, these changes to your body when you smoke increase the chance of your arteries narrowing and clots forming, which can cause a heart attack or stroke.
You probably know that tobacco use—particularly cigarette smoking—is harmful to health and can lead to premature death and disease, including, lung conditions, cardiovascular disease, and cancer nearly anywhere in the body. Also, since men use certain products more than women, they may be more at risk for certain tobacco-related conditions. While nicotine is a chemical in cigarettes, it is not responsible for the preventable harms caused by smoking cigarettes, such as cardiovascular disease, lung conditions, and cancer. However, nicotine is the reason people continue to smoke even if they are aware of its dangers and want to quit.