Cigarette Smoking Problems


Cigarette smoking, the most common form of tobacco use, causes the majority of preventable death and disease in the world each year. Anyone who smokes is at greater risk for several diseases, but poor and underserved populations often have higher smoking rates. smoking is responsible for most cancers of the larynx, oral cavity, esophagus, and bladder. Cigarette smoking also causes heart disease and stroke.
Cigarette Smoking Problems

* The toxic ingredients will travel throughout the body when we smoke cigarette. This damages the body in different ways.
* Carbon monoxide binds to hemoglobin in red blood cells, preventing affected cells from carrying a full load of oxygen.
* Cancer-causing agents (carcinogens) in tobacco smoke damage important genes that control the growth of cells, causing them to grow abnormally or to reproduce too rapidly.
* Nicotine reaches the brain within 10 seconds after smoke is inhaled. It has been found in every part of the body and in breast milk.
* The carcinogen binds to cells in the airways and major organs of smokers.
* Smoking affects the function of the immune system and may increase the risk for respiratory and other infections.
* There are several likely ways that cigarette smoke does its damage. One is oxidative stress that mutates DNA, promotes atherosclerosis, and leads to chronic lung injury. Oxidative stress is thought to be the general mechanism behind the aging process, contributing to the development of cancer, cardiovascular disease, and COPD.
* The body produces antioxidants to help repair damaged cells. Smokers have lower levels of antioxidants in their blood than do nonsmokers.

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This article was sent to us by: cig she at 07202009

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