Cigarettes cause cancer Essay Example for Free

Cigarettes cause cancer Essay According to a study made by Centers for Disease Control in 2011 more deaths are caused each year by tobacco use than by all deaths from HIV, illegal drug use, alcohol use, motor vehicle injuries, suicides, and murders combined.Last year Centers for Disease Control also reported that 1213 people in the United States die every day from smoking. According to National Cancer Institute in 2011 smoking causes an estimated 90% of all lung cancer deaths in men and around 80% of all lung cancer deaths in women. The purpose of this speech is to give the awareness of the effect of smoking.In this informative speech about smoking, Ill discuss what toxic substances cigarettes contain, Ill describe common symptoms related to smoking, and at last Ill inform you about diseases that are caused by smoking. Cigarettes contain toxic substances like nicotine, formaldehyde and arsenic. The nicotine in the cigarettes is the substance that causes an addiction over time.Cigarettes also contain formaldehyde, which turns into a gas whenever the cigarette lights and this gas are today used to preserve dead animals. Arsenic is a substance that probably some of you in here have heard about before, and it is used to kill rats. Only a dose of 0.15g of arsenic will kill a full grown person (CDC, 2011).Now you know about some of the toxic ingredients cigarettes contains I am now going to talk about some symptoms that result from cigarettes smoking. A common symptom caused by smoking is shortness of breath. It is caused by death of alveolus in the lungs, which are the structures of the lungs where the gas exchange of CO2 and O2 takes place.Another normal symptom is smoking cough, which occurs because cells of cilia in trachea either die or decrease their movement which causes particles to stay in the throat and causes irritation. After looking into common symptoms of smoking I am going to inform you about diseases that are caused by smoking.Did you know by being a non-smoker you decrease the risk as a men of developing lung cancer by 23 times and as a women by 13 times according to a study made my Centres of control disease last year. Cancer is an abnormal growth of cells which tend to proliferate in an uncontrolled way and, in some cases, to spread (Medicinenet, 2011)According to Center of disease control the most deadly cancer is Lung and Bronchus in both men and women in the United States 2007. PICTUREThe deaths caused by lung and bronchus in Alabama are higher than the average state s value (CDC, 2007). In conclusion after you have been informed about  some of the toxic substances, common symptoms and diseases of smoking, you hopefully got a better understanding of the effects of being a smoker.Never forget that more than one thousand Americans stop smoking every day, by dying.