ibrous tissue enclosed in a capsule of connective tissue. The prostate is in the shape of a donut and about the size of a walnut. It surrounds the first inch or so of the urethra, the tube that carries urine from the bladder. Normal functions of the pro

ate depend on the presence of the male hormone testosterone, which is produced by the testes. The prostate produces semen, the thick, whitish fluid that carries sperm.

Cancer of the prostate has become the number one cancer in American men. In the United States, approximately 1 in every 11 men will develop prostate cancer during his lifetime. Prostate cancer becomes increasingly common with each decade of life. Over

percent of all cases are diagnosed in men over 65.

The incidence of prostate cancer increased 47 percent from 1973 to 1987, about a 2.6 percent increase each year. It is estimated that 106,00 new cases of prostate cancer were diagnosed in the US during the 1990. Black men in the US have the highest inc

r, other studies have not confirmed a genetic link.

Enlargement of the gland or the presence of firm or irregular areas in the prostate indicate a need for additional tests. These tests usually include urinalysis, blood studies, and X-rays.

rs, and sexually transmitted agents, including viruses. Data from population studies have produced opposite results. Some studies suggest a genetic predisposition to prostate cancer and an increased risk for blood relatives of men with the disease. Howe

To improve the outcome of treatment for patient's with prostate cancer, the National Cancer Institute supports clinical trials at many hospitals through out the United States. Treatment is being studied on animals and have been improving. Cancer can't

tages, and the treatment has improved.

Scientists have suspected that hormones contribute to the development of prostate cancer. Men who's testicles were removed before puberty have little risk of developing this disease, apparently because the primary source of male hormones was removed. C

Some common words found in the essay are:
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Approximate Word count = 929
Approximate Pages = 4 (250 words per page double spaced)