Smoking lessens the amount of oxygen for the skin. This can mean that skin start to age more quickly and making you look like dull and grey. Smoking effect on reproduction and fertility are very serious. Smoking can increase risk of feebleness, and can damage sperm by reducing sperm count and casing testicular cancer (Team, ) Feb 25, · Smoking leads to lung cancer, heart disease, strokes, asthma and wide variety of other diseases. Smokers experience more coughs and colds as compared to non- smokers Feb 25, · The first cause of smoking which is Nicotine is an addictive and harmful substance contained in cigarettes. It reduces tension and it is also believed that it can have a calming effect on people
Health effects of tobacco - Wikipedia
Tobacco use has predominantly negative effects on human health and concern about health effects of tobacco has a long history. Research has focused primarily on cigarette tobacco smoking. Tobacco smoke contains more than 70 chemicals that cause cancer. When tobacco is smoked, nicotine causes physical and psychological dependency, smoking effects essay. Cigarettes sold in underdeveloped countries tend to have higher tar content, and are less likely to be filtered, potentially increasing vulnerability to tobacco smoking related disease in these regions.
Tobacco use is the single greatest cause of preventable death globally. from tobacco use per year outnumber the number of workers employed in the tobacco industry by 4 to 1. Tobacco use leads most commonly to diseases affecting the heart, liver and lungs. Smoking is a major risk factor for infections like pneumoniaheart attacksstrokeschronic obstructive pulmonary disease COPD including emphysema and chronic bronchitisand several cancers particularly lung cancercancers of the larynx and mouthbladder cancerand pancreatic cancer.
It also causes peripheral arterial disease and high blood pressure. The effects depend on the number of years that a person smokes and on how much the person smokes. Starting smoking earlier in life and smoking cigarettes higher in tar increases the risk of these diseases.
Also, environmental tobacco smoke, or secondhand smokehas been shown smoking effects essay cause adverse health effects in people of all ages. Several countries have taken measures to control the consumption of tobacco with usage and sales restrictions as well as warning messages printed on packaging. Additionally, smoke-free laws that ban smoking in public places such as workplaces, theaters, and bars and restaurants reduce exposure to secondhand smoke and help some people who smoke to quit, without negative economic effects on restaurants or bars.
In the late s and the s, the idea that tobacco use caused some diseases, including mouth cancers, was initially widely accepted by the medical community. Case-control studies were published in Nazi Germany in andand one in the Netherlands insmoking effects essay, but widespread attention was first drawn by five case-control studies published in by researchers from the US and UK.
These studies were widely criticized as showing correlation, not causality, smoking effects essay. Follow up prospective cohort studies in the early s clearly found that smokers died faster, and were more likely to die of lung cancer and cardiovascular disease.
Concern about health effects of tobacco has a long history, smoking effects essay. The coughing, throat irritation, smoking effects essay, and shortness of breath caused by smoking have always been obvious. Texts on the harmful effects of smoking tobacco were recorded in the Timbuktu manuscripts. Pipe smoking gradually became generally accepted as a cause of mouth cancers following work done in the s.
An association between a variety of cancers and tobacco use was repeatedly observed from the late s into the early s. An association between tobacco use and vascular disease was reported from the late s onwards. Gideon Lincecuman American naturalist and practitioner of botanical medicine, wrote in the early 19th smoking effects essay on tobacco: "This poisonous plant has been used a great deal as a medicine by the old school faculty, and thousands have been slain by it.
It is a very dangerous article, and smoking effects essay it as you will, it always diminishes the vital energies in exact proportion to the quantity used — it may be slowly, but it is very sure. The s invention of automated cigarette-making machinery in the American South made it possible to mass-produce cigarettes at low cost, and smoking became common.
This led to a backlash and a tobacco prohibition movement, which challenged tobacco use as harmful and brought about some bans on tobacco sale and use. Isaac Adler was the first to strongly suggest that lung cancer is related to smoking. tobacco lowers the whole tone of the body and decreases its vital power and resistance tobacco acts like a narcotic poison, like opium, and like alcohol, though usually in a less degree".
Prior to World War Ismoking effects essay, lung cancer was considered to be a rare disease, which most physicians would never see during their career. From the s onwards, smoking effects essay, associations of tobacco use with cancers and vascular disease were regularly reported. He also argued that tobacco use was the best way to explain the fact that lung cancer struck men four or five times more often than women since women smoked much lesssmoking effects essay, [18] and discussed the causal effect of smoking on cancers of the liver and bladder.
Rolleston, J. British Journal of Inebriety Alcoholism and Drug Addiction. doi : ISSN More observational evidence was published throughout the s, and inScience published a paper showing that tobacco users live substantially shorter lives. It built a survival curve from family history records kept at the Johns Hopkins School of Hygiene and Public Health. This result was ignored or incorrectly explained away.
An association between tobacco and heart attacks was first mentioned in the ; a large case—control study found a significant association insmoking effects essay, but avoided saying anything about cause, on the grounds that such a conclusion would cause controversy and doctors were not yet ready for smoking effects essay. Official hostility to tobacco use was widespread in Nazi Germany where case-control studies were published in and Another was published in the Netherlands in A case-control study on lung cancer and smoking, done in by Franz Hermann Müllerhad serious weaknesses in its methodology, but study design problems were better addressed in subsequent studies.
These studies were widely ignored. Five case-control studies published in by researchers from the US and UK did draw widespread attention. Preliminary report", by Richard Doll and Austin Bradford Hill[28] [14] and the Wynder and Graham Studysmoking effects essay, entitled "Tobacco Smoking as a Possible Etiologic Factor in Bronchiogenic Carcinoma: A Study of Six Hundred and Eighty-Four Proved Cases".
These two studies were the largest, smoking effects essay, and the only ones to carefully exclude ex-smokers from their nonsmokers group, smoking effects essay. The other three studies also reported that, to quote one, smoking effects essay, "smoking was powerfully implicated in the causation of lung cancer". The case-control studies clearly showed a close link between smoking and lung cancerbut were criticized for not showing causality.
Follow-up large prospective cohort studies in the early s showed clearly that smokers died faster, and were more likely to die of lung cancer, cardiovascular diseaseand a list of other diseases which lengthened as the studies continued [14]. The British Doctors Studya longitudinal study of some 40, doctors, began in Inscientists at the Sloan-Kettering Institute in New York City demonstrated that cigarette tar painted on the skin of mice caused fatal cancers.
The Reader's Digest published an article entitled "Cancer by the Carton". On January 11,the United States Surgeon General 's Report on Smoking and Health was published; this led millions of American smokers to quit, the banning of certain advertising, and the requirement of warning labels on tobacco products.
These results were first widely accepted in the medical community, and publicized among the general public, in the mids. The health effects of smoking have been significant for the development of the science of epidemiology. As the mechanism of carcinogenicity smoking effects essay radiomimetic or radiological, the effects are stochastic. Definite statements can be made only on the relative increased or decreased probabilities of contracting a given disease.
For a particular individual, it is impossible to definitively prove a direct causal link between exposure to a radiomimetic poison such as tobacco smoke and the cancer that follows; such statements can only be made at the aggregate population level.
Tobacco companies have capitalized on this philosophical objection and exploited the doubts of clinicians, who consider only individual cases, on the causal link in the stochastic expression of the toxicity as actual disease.
There have been multiple court cases against tobacco companies for having researched the health effects of tobacco, but having then suppressed the findings or formatted them to imply lessened or no hazard. After a ban on smoking in all enclosed public places was introduced in Scotland in Marchthere was a 17 percent reduction smoking effects essay when? Smoking most commonly leads to diseases affecting the heart and lungs and will commonly affect areas such as hands or feet.
Smoking effects essay signs of smoking related health issues often show up as numbness in the extremities, with smoking being a major risk factor for heart attackschronic obstructive pulmonary disease COPDsmoking effects essay, emphysemaand cancerparticularly lung cancercancers of the larynx and mouthand pancreatic cancer.
Among male smokers, the lifetime risk of developing lung smoking effects essay is This risk is significantly lower in nonsmokers: 1. A person's increased risk of contracting disease is related to the length of time that a person continues to smoke as well as the amount smoked. Smoking effects essay 20 cigarettes a day entails a higher risk, but not proportionately. If someone stops smoking, then these chances gradually decrease as the damage to their body is repaired.
A year after quitting, the risk of contracting heart disease is half that of a continuing smoker. Risks vary according to the amount of tobacco smoked, with those who smoke more at greater risk. Smoking so-called "light" cigarettes does not reduce the risk. Smoking is the cause of about 5 million deaths per year. In the United States, cigarette smoking and exposure to tobacco smoke accounts for roughly one in five, [52] or at leastpremature deaths annually.
It is estimated that there are between 1 and 1. In fact, cigarette factories are the most deadly factories in the history of the world. Share of deaths from smoking, [59].
The number of deaths attributed to smoking perpeople in [60]. The primary risks of tobacco usage include many forms of cancer, particularly lung cancer[62] kidney cancer[63] smoking effects essay of the larynx and head and neck[64] [65] bladder cancer[66] cancer of the esophagus[67] cancer of the pancreas [68] and stomach cancer.
SCLC may originate from neuroendocrine cells located in the bronchus called Feyrter cells. The risk of dying from lung cancer before age 85 is The corresponding estimates for lifelong nonsmokers are a 1. In smoking, long term exposure to compounds found in the smoke e. COPD caused by smoking is a permanent, incurable often terminal reduction of pulmonary capacity characterised by shortness of breath, wheezing, persistent cough with sputumand damage to the lungs, including emphysema and chronic bronchitis.
Inhalation of tobacco smoke causes several immediate responses within the heart and blood vessels. Within one minute the heart rate begins to rise, increasing by as much as 30 percent during the first 10 minutes of smoking effects essay. Carbon monoxide in tobacco smoke exerts negative effects by reducing the blood's ability to carry oxygen. Smoking also increases the chance of heart disease smoking effects essay, strokeatherosclerosisand smoking effects essay vascular disease.
According to a study by an international team of researchers, people under 40 are five times more likely to have a heart attack if they smoke. Exposure to tobacco smoke is known to increase oxidative stress in the body by various mechanisms, including depletion of plasma antioxidants such as vitamin C. Recent research by American biologists has shown that cigarette smoke also influences the process of cell division in the cardiac muscle and changes the heart's shape.
The usage of tobacco has also been linked to Buerger's disease thromboangiitis obliteranssmoking effects essay, the acute inflammation and thrombosis clotting of arteries and veins of the hands and feet. Although cigarette smoking causes a greater increase in the risk of cancer than cigar smoking, cigar smokers still have an increased risk for many health problems, including cancer, when compared to non-smokers.
second-hand smoke produced is sufficient to be a health concern for those regularly required to work in those environments. Smoking tends to increase blood cholesterol levels, smoking effects essay. Furthermore, the ratio of high-density lipoprotein HDL, also known as the "good" cholesterol to low-density lipoprotein LDL, smoking effects essay, also known as the "bad" cholesterol tends to be lower in smokers compared to non-smokers.
How do cigarettes affect the body? - Krishna Sudhir
, time: 5:21Smoking Essay: The Effects of Smoking on Health and Social Care - blogger.com
Smoking lessens the amount of oxygen for the skin. This can mean that skin start to age more quickly and making you look like dull and grey. Smoking effect on reproduction and fertility are very serious. Smoking can increase risk of feebleness, and can damage sperm by reducing sperm count and casing testicular cancer (Team, ) Smoking Cause And Effects Essay Words | 6 Pages. Smoking is very dangerous, and it has many effects on the health of people. The correlation between smoking and numerous diseases is very high. Throughout the paper, numerous effects are discussed. The change that smoking causes in people’s moods can lead to addiction negative effects caused by smoking, they usually associate it with breathing problems and lung cancer. It has been proven that smoking is also a major cause of heart disease for men and women. The Surgeon General’s Warning states “Smoking causes lung cancer, heart disease, emphysema, and may complicate pregnancy.”
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