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SMOKINGBelow is a free term papers summary of the paper "SMOKING." If you sign up, you can be reading the rest of this term papers in under two minutes. Registered users should login to view this term paper.
SMOKING Nicotine, the most widely used addicting drug. Tobacco affects the chemistry of the brain. Smoking refers to the practice of inhaling smoke from the burning tobacco pipe, cigar, or most commonly a cigarette. The relaxation smokers feel is because the tobacco contains nicotine an addictive alkaloid. However, a number of diseases have been directly linked to smoking, and in the U.S.A alone tobacco use kills about 420,000 smokers each year. The passive inhalation of secondhand smoke causes 3,000 lung cancer deaths a year; estimates for deaths from all disease related to secondhand smoke are around 53,000. HEALTH AFFECTS Besides nicotine, cigarette smoke consist of more than 4,700 chemical compounds, including cardiac poisons, cancer-causing agents, and industrial solvents, which can cause heart disease, strokes, lung diseases, cancer, and birth defects. Lung cancer and heart disease, once considered primarily men's diseases, increased sharply in women as more began smoking. Inhaling the toxic fumes from the burning tobacco burns the linings of the air passages and reduces the smoker's ability to fight off the disease. The large particles in smoke form a corrosive tar containing many poisonous chemicals. This tar collects in the smoker's lungs, exposing the smoker to these dangerous chemicals. A pregnant women who smokes passes the toxic chemicals she in to the developing fetus, where the chemicals can cause a spontaneous abortion or can cause the baby to have lower birth weight or birth defects. Smoking cause so many diseases, some of these diseases are cervical cancer, brain tumors, birth defects, and sudden infant death syndrom. The growing evidence that smoking is unhealthy for both smo... This is not the end of the termpaper! Register below to see the complete version of this term paper.
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