Second-hand smoke, which is regarded as very toxic, is produced by a burning cigarette or by the smoke exhaled by the smoker. The passive smoker is likely to breathe two types of smoke: They are designed to limit the build-up of carbon monoxide, filter out solid particles and reduce the smell of smoke (but not eliminate). Air purifiers and ventilation systems also fail to protect against the harmful effects of smoke. Opening windows, smoking in another room with the door closed or under the kitchen hood does not protect the occupants of the house from the harmful effects of smoke, because smoke easily flows from one room to another and enters through ventilation ducts, electrical outlets, door sills, etc. Non-smokers are therefore indirectly impacted by it. Two thirds of cigarette smoke is released into the air and onto surfaces. The Health Benefits of Quitting Smokingĭid you know that the benefits of quitting smoking can be felt within the first 20 minutes of quitting? When you quit smoking, you can gradually improve your health and increase your life expectancy. However, the harmful effects of smoking are partly reversible. The longer you smoke, the more you risk harming your health and reducing your life expectancy. These tiny hairs work like brooms, sweeping dust, mucus and germs out of the lungs. It limits their capacity to do physical activities, because smokers find it more difficult to breathe during physical effort.Ĭigarettes also increase the risk of respiratory infections by altering, among other things, the function of the vibratory cilia that line your bronchi.It makes them more irritable and anxious.It interferes with their sleep since the nicotine contained in the cigarette acts as a stimulant.It diminishes their ability to taste and smell, which in turn affects their appetite and food choice.Smoking deteriorates the well-being of smokers in several ways: On average, smokers have a shorter life expectancy than non-smokers (10 years shorter). Smoking affects the longevity and the quality of life of smokers. Tobacco smoke contains more than 4,000 chemicals, 50 of which are known carcinogens. 1 in 5 deaths is caused by tobacco and 1 in 2 smokers will die from a tobacco-related disease.Tobacco use is responsible for 85% of lung cancers, 85% of chronic obstructive pulmonary diseases (COPD) and 30% of all cancers.25% to 30% of cardiovascular diseases are attributed to smoking.Smoking is the leading cause of preventable disease and death.People aged 20 to 24 remain the heaviest users of cigarettes. This is 28 people daily.Īlthough the proportion of smokers has decreased considerably over the past 15 years, 1.5 million Quebecers still smoke, which amounts to over 20% of the population. More than 10,000 people die prematurely in Quebec yearly because of their smoking habit.
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