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Essay on Cancer: Types, Causes and Treatment

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Introduction of Cancer Essay Sample

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Women and children, who are the main victims, always suffer from ETS in families and public, though they never smoke. This means that a large number of people are under the threaten of cancer. A research from Eldridge shows that ETS should be responsible for 1. Apart from this, ETS has also been associated with other types of cancer, such as nasal cavity, cervix, breast, and bladder cancer. Since ETS has a severe influence on cancer, smokers should provide others with a smoke-free environment.

Another factor is the air pollution which is also responsible for lung cancer. Air pollution from traffic and the inflammation of coal, diesel fuel and wood, has a modest link to lung cancer. Consequently, there is a virtual difference between the infection of lung cancer in the urban and the countryside.

Cancer cases are more common in cities than rural areas because of the serious air pollution. It was estimated by Eldridge that, in a U. With urbanization and industrialization becoming more prevalent, the people have a more convenient life.

However, they also have to suffer from the pollution it brings them. All of these are bound to increase the risk of many diseases including cancer. The third issue is asbestos exposure which is connected with lung, larynx, and gastrointestinal tract cancer, as well as the rare mesothelioma cancer. Individuals with the combination of asbestos exposure and smoking have the highest risk of cancer. Thackery states that smoking increases risk of lung cancer by ten times more than for the non-smokers also exposed to asbestos.

An accident occurring in September 11, attacked on the World Trade Centre WTC in New York, which makes people at the site are at a high risk of developing a disease related to asbestos.

Since the North Tower of the WTC was constructed with asbestos, when the building was devastated, hundreds of tons of asbestos were delivered into the atmosphere. Today, since government regulations and public pay more attention to the health hazards of asbestos exposure, the use of it in the United States has decreased rapidly. Therefore, workplace practices containing asbestos are highly conducted by industry and government to minimize worker exposure. In this way, the rate of cancer causes by asbestos exposure can reduce to a low level.

Except for the environmental factors, economy also plays an important role. There are two primary economic causes making cancer a globe health problem, the poverty and the economic burden. Poverty is considered as a promoting risk issue in the development of cancer.

According to Chan and Amano , there are 7. It is believed that if measures were not taken, the number of deaths will expand rapidly though this number in prosperous countries is still increasing. Since poverty is the crucial reason why cancer patients cannot be diagnosed timely, it also leads patients to give up hospitalization.

The significant majority of this is in the developing countries and women there lack awareness of recognizing the cancer and treating it. Nevertheless, in some wealthy countries such as the United States and the United Kingdom, women are benefiting greatly from their health care system.

However, Silberner announces women with breast cancer in Uganda do not come to hospitals until cancer cells spread throughout the whole body because they hold the mistaken view that their breast will be lopped off and their husbands will leave them. Apart from poverty, another economic factor makes the cancer become a global health issue is the large economic burden.

The economic burden occurs ubiquitously in the world. In lower income countries, people are concerned about the guarantee of their daily life, whereas in higher income countries, workers are confronting the enormous economic stress such as employment and unemployment.

The massive economic pressure causes depression, which likewise brings about smoking and drinking. Owing to the stress experience every day, people are constantly going through a fast tempo of life resulting in lacking physiologic exercises. Moreover, irregular life style can lead to eating disorder, such as excessive eating of junk food. Additionally, economic status can also have an effect on men. Do you feel shocked, numb, angry,or afraid?

Do you feel like life is unfair? My father cancer diagnosis shook the whole family. He was strong,healthy and brave person in my family. The high incidence of colorectal cancer CRC , one of the most common malignant tumors, ranks third among all cancer types [1].

A biomarker was defined as a characteristic that Prostate cancer is a form of cancer that develops in the prostate, a gland in the male reproductive system. Most prostate cancers are slow growing; however, there are cases of aggressive prostate cancers. Prostate cancer may cause pain, difficulty in urinating, problems during sexual A boil also known as a furuncle is a deep infection of the hair follicle or oil gland.

When a boil starts to break out the skin becomes red and quiet tender. After a few days the boil becomes a white this is puss collecting under the skin, the boil becomes even more painful.

When individual boils cluster together they are called carbuncles. Sorry, but copying text is forbidden on this website. If you need this or any other sample, we can send it to you via email. In India nearly four lakhs of people are affected by cancer every year. Out of them two lakhs of people die. It is mainly due to late detection.

Many people are not aware of the early symptoms of this disease. The growth of multicellular animals occurs due to addition of new cells. The old or existing cells divide by mitosis to form new cells. This division is controlled and regulated by some factors. Sometimes, due to unknown reasons, some cells divide in abnormally faster rate to form a lump.

This lump increases rapidly causing ulcers. It causes serious complications in the body. These abnormal cells first destroy the organ and then the whole body. These cells utilize the total food of the body. So the affected person becomes weak, looses his weight and ultimately dies. The tumors, enclosed in connective tissue are called benign tumor and when the tumors grow, it is called as malignant.

The cancer which occurs in muscles, cartilages, bones, blood vessels, connective tissues are known as sarcoma. It occurs in blood forming organs, specially the bone marrow. It is found that no organ of body and no species is free from cancer.

Excessive smoking has been found to be associated with lung cancer, cancer in urinary bladder, mouth, throat, larynx etc. Chewing of tobacco, betel nuts etc. Pollutants like chemicals, smoke, dust may be responsible for cancer. Though the exact cause of cancer is not known, the above described substances are mutagens which can cause mutation in genes.

The mutant genes have no control over normal functioning of the cell. So it may lead to cancer. Though cancer can develop at any part or organ of the body, it mostly develops in some organs like liver, alimentary canal, larynx, pharynx, tongue, lips, gall bladder, lungs, uterus, urinary bladder, lymph nodes, bones etc.

Normal cells of the body have a control over the division. The controlling factor is present in the DNA. The DNA directs the cells to divide and stops the division when not required. In cancerous cells the controlling factor is not present, probably due to mutant genes.

Due to absence of controlling factor, the mitosis continues uncontrolled and forms cancer. It is believed that these cells carry certain cancer causing genes, called oncogens.

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While a diagnosis of cancer may still leave patients feeling helpless and out of control, in many cases today there is cause for hope rather than hopelessness. Our goal in this section is to educate you on the basics of cancer and cancer treatment.

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CANCER Topic: Cancer INTRODUCTION Attention Getter: More than 1/2 million people are expected to die of cancer this year. That's more than 1, a day. An average of 1/2 of men and 1/3 of women will develop cancer. Purpose: To inform my audience about cancer.

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Cancer essays There are so many diseases found in the world. Some of them can be cured and some others had been killing people for years. For example, cancer is the name for a group of diseases in which the body's cells are changed in appearance and function. Introduction of Cancer Essay Sample. Cancer has become a challenge that faces the entire world population. According to the World Health Organization (), cancer is the main leading cause of death in economically developed and developing countries respectively.

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