So, what does more than 100 cancerous diseases have in common. Normally, cells grow, divide and produce more cells to keep the body healthy and functioning properly. But sometimes the process goes astray cells keep dividing when new cells that are not needed. The mass of extra cells forms a growth or tumor. Tumors can be benign or malignant. It's the uncontrolled growth of abnormal or unhealthy cells, which grow and choke out normal cells just like weeds do to your grass or your garden. Benign tumors are not cancerous. They often can be removed and, in most cases, they do not come back. Cells in benign tumors do not spread to other parts of the body, and they are not life threatening.

Malignant tumors are cancerous. Cells in malignant tumors are abnormal and divide without control or order. These cancer cells can invade and destroy the tissue around them. Cancer cells also can break away from a malignant tumor and enter the bloodstream or lymphatic system

According to the American Cancer Society, more than 10 million Americans are estimated to have a history of cancer. Many of these cases can be considered cured, and others may have no evidence of cancer.

The prostate is a male sex gland about the size of a walnut. The prostate produces a thick, milky fluid. The fluid, necessary for ejaculation, forms part of semen and is an essential component of fertility. Located below the urinary bladder and in front of the rectum, the prostate surrounds the upper part of the urethra, the tube that empties urine from the bladder and also discharges semen.

Radiation therapy can be in either of two forms: external or internal. Some patients have both forms, one after the other.

http://info.med.yale.edu/therarad/chap1.htm

There are four main kinds of treatment for cancer: surgery, chemotherapy, radiation therapy, and biological therapy. These treatments are used to destroy cancer cells. Depending on what type of cancer people have, they could have one kind of treatment or a combination of treatments.

Some common words found in the essay are:
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Approximate Word count = 1465
Approximate Pages = 6 (250 words per page double spaced)