The toxicity of tobacco to the human body is in fact even greater, harming every system and leading directly or indirectly to disorders ranging from cancer. The impact of smoking is not confined to those who smoke, however. As has been recently discovered by many people innocent in the matter of tobacco use, it seems that all its bad aftereffects penetrate deeply into every nook and cranny.
Another conspicuous effect of tobacco is damage to the respiratory system. With the bitter substances inhaled into the lungs through smoking, a smoker may grow chronic bronchitis or emphysema. Moreover, smokers are most at risk of contracting lung cancer; this serves to demonstrate just how fatal long-term tobacco use can be.
The principal target of tobacco is the cardiovascular system, and smoking has contributed to heart disease and stoke. Nicotine contained in tobacco products is a highly addictive substance. What's more, this chemical on its own can cause an acceleration of pulmar circulation and heart rate. The toxic chemicals in smoke harm blood vessels themselves, while having a role in building the arterial plaques that directly lead to cardiovascular incidents.
Aside from alterations in the respiratory and cardiovascular systems, changes caused by smoking are clearly related to cancers not only of pulmonary but also oral-throat-oesophageal carcinoma, pancreatic cancer, bladder cancer and cervical dysplasia. Moreover, the ill effect also affects oral hygiene smokers run a greater risk of gum disease and tooth loss.
Besides these risks there are more serious consequences from smoking in pregnant women. babies of smoking mothers premature birth, low weight or sudden infant death syndrome.
Tobacco produces serious harm to one's physical health and effects on the respiratory system and heart as well other indirect ones that lead to considerable susceptibility for cancer. In fact, the many variations of illness which tobacco brings to people put both individual communities and public health in danger. We must deal with and confront these problems, and acknowledge them as a necessary evil that we cannot afford so much of this loss in human life.
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