Cancer: The Costs, Causes, And Cures
Cancer is a major killer of people all around the globe. We do not have a
definite cure, but the amount of research done on this one disease costs on the
average of $1.2 billion dollars annually, and $20 billion annually in care of
cancer patients.
What is Cancer?
Cancer is a broad ranging term that is used by many people, including medical
professionals such as doctors. Cancer, in its most fatal and aggressive form, is
of a larger class of diseases known as neoplasms. There are two forms of a
neoplasm: benign or malignant. A benign neoplasm is encapsulated, or surrounded,
so that it's growth is restricted, whereas a malignant neoplasm is not closed in.
Malignant tumors grow much more ...
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digestive and waste
management) cause that system to fail.
What causes Cancer to become active?
Since it is believed that almost all people have some type of cancer in their
body, (although benign), any person that comes in contact with a carcinogen,
(any cancer-causing agent), will cause these benign cells to become malignant.
It is when the cells become malignant, that cancer actually occurs. Cancer, in
this context, can be caused by many different agents; chemical, biological or
physical.
Chemical Agents
Chemicals that can cause a benign cell to become active include things such as
complex hydrocarbons, aromatic amines, certain metals, drugs, hormones, and
naturally occurring chemicals in plants and molds. Hydrocarbons and nitrosamines
can be found in cigarette smoke and may contribute to the condition called "lung
cancer". Other chemicals that seem to cause incidents of "bladder cancer", such
as 2-naphthylamine, were used in the dye industry for dyeing cloth, but when ...
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in conjunction with parasites found in different parts of the
world, have been related to the causes of many types of cancer. Some of the most
clearly established biological agents are the oncogenic (cancer-causing) viruses
that commonly cause the formation of neoplasms in lower animals have been linked
to some human cancers, and at least one has been definitely proven to cause
cancer of the blood (leukemia), (Grolier, Cancer).
Physical Agents
High energy and ultraviolet radiation are two of the major causes of human and
animal cancer. It has been proven that there is a relation between the sun's
ultraviolet rays, and the development of skin cancer in humans. Cancer caused ...
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"Cancer: The Costs, Causes, And Cures." Essayworld.com. June 20, 2007. Accessed November 22, 2024. http://www.essayworld.com/essays/Cancer-The-Costs-Causes-And-Cures/66744.
"Cancer: The Costs, Causes, And Cures." Essayworld.com. June 20, 2007. Accessed November 22, 2024. http://www.essayworld.com/essays/Cancer-The-Costs-Causes-And-Cures/66744.
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