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September
15-21 is National Prostate Cancer Awareness Week, which provides
a chance to build our awareness about how to prevent this serious
health issue. According to the Centers for Disease Control and
Prevention, prostate cancer is the most commonly diagnosed form
of cancer in men and is second only to lung cancer as a cause
of cancer-related death. More than 70% of all prostate cancers
are diagnosed in men over 65.
This type
of cancer may be associated with a far more common condition known
as benign prostatic hyperplasia (BPH). Data from the National
Institute of Diabetes and Digestive and Kidney Diseases show that
more than 50% of men in their 60s and as many as 90% of men in
their 70s have some symptoms of BPH. The good news is that there
a number of natural steps men can take to reduce their risk of
both BPH and prostate cancer, as follows:
Stock
Up on Fresh Fruits and Vegetables
More
and more Americans are making the switch to a vegetarian dietespecially
with more evidence being presented daily on its profound health
benefits.
According
to the National Academy of Sciences, National Institutes of Health,
Senate Select Committee on Nutrition and Human Needs, American
Heart Association, American Cancer Society, and at least 20 other
authoritive agencies and organizations in the United States and
abroad, a low fat, high fiber diet rich in fresh produce offers
the best disease prevention across the board.
Not only
will consuming a nutritious plant-centered diet provide you with
greater energy and well-being in the short term, it can help protect
against cancerone of the most serous health problems Americans
face today.
According
to Neil Barnard, M.D., President of the Physicians Committee for
Responsible Medicine, populations consuming a plant-based diet
not only have lower rates of prostate cancer, but also a far lower
rate of progression once cancer gains a foothold.
Embrace the Mediterranean Diet
Numerous forms of cancer have been linked to dietary factors,
particularly low consumption of vegetables and fruit, and high
consumption of meat. In fact, it has been shown that up to 80%
of breast, bowel and prostate cancers are attributed to dietary
practices (Proc Nutr Soc 1999 May;58(2):243-8).
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However,
certain diets appear to be cancer protective, such as the Mediterranean
diet. The traditional Mediterranean diet is typically characterized
by relatively low consumption of red meat and high consumption of
plant foods and olive oil, which in several studies has been reported
to be more beneficial against cancer than other forms of added fats.
Research suggests
that the incidence of cancer overall in Mediterranean countries
is lower than in Scandinavian countries, the United Kingdom and
the United States. In fact, it can be calculated that up to 25%
of the incidence of colorectal cancer, approximately 15% of breast
cancer, and 10% of prostate, pancreas and endometrial cancers
could be prevented if the populations of highly developed Western
countries could shift to the traditional healthy Mediterranean
diet (Cancer Epidemiol Biomarkers Prev 2000 Sep;9(9):869-73).
Don't Forget Your Multivitamin
Many nutrients play a role in overall well-being and the health
of the prostate gland in particular. However, since it may be
difficult to attain optimal levels of key nutrients through diet
alone, a full-spectrum, high-potency, multi-vitamin/mineral formula
can be a vitally important daily supplement. According to W.C.
Willet, M.D., along with increased consumption of fruits and vegetables
and reduced consumption of red meat and animal fat, a daily multivitamin
that contains folic acid appears to be an important cancer prevention
strategy (CA Cancer J Clin.1999 Nov-Dec;49(6):327-30).
Further, research
from the British Journal of Cancer (1999 May;80(3-4):591-7)
found that vitamins C and E were associated with reduced risks
of prostate cancer.
Additionally,
growing evidence
implies that selenium and vitamin E may decrease the risk of prostate
cancer. The Selenium and Vitamin E Cancer Prevention Trial recently
confirmed the potential efficacy of these nutrients in prostate
cancer prevention (J Urol 2001 Oct;166(4):1311-5).
Scale back on red meat
Many
Americans have cut back on red meat for heart health, but the
benefits don't stop there. Reducing consumption of this rich source
of saturated fat is a prostate-friendly move, as well.
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Saturated
fat has been implicated in the development of prostate cancer,
with a high intake being correlated with shorter survival after
diagnosis of cancer (Presse Med 2001 Mar 24;30(11):554-6).
According to a study from the Journal of the National Cancer
Institute (1994;86:281-6), men consuming meat five times per
week were two to three times more likely to develop invasive prostate
cancer than those who ate meat once each week.
There is additional
evidence from a number of epidemiological studies that further
implicates red meat consumption in prostate cancer, particularly
well-done cooked meats (Cancer Res 2001 Jan 1;61(1):103-9).
Other research showed vegetarian subjects to have a lower risk
of prostate cancer than meat eaters (Presse Med 2001 Mar
24;30(11):561-4).
For those
who choose not to cut back on red meat entirely, at least scaling
back your consumption can go a long way to promoting a healthy
prostate.
Moderate Your Alcohol Consumption
Alcohol influences metabolism and serum levels of sex hormones
and specifically increases metabolic clearance of testosterone,
which may explain the role of alcohol consumption in the process
of prostate cancer (Nutr Cancer 1994;21(1):24-31).
According to
recent research, alcohol consumption is positively associated
with prostate cancer (Ann Epidemiol 2000 Aug;10(6):361-9).
Other research
from the International Journal of Epidemiology (2001 Aug;30(4):749-55)
found a positive association between moderate alcohol consumption
and the risk of prostate cancer. In this study, liquor consumptionnot
including wine or beerwas positively associated with prostate
cancer.
However,
not all studies agree. Other research suggests that prostate cancer
risk increases with cumulative consumption of alcohol, and that
beer showed the strongest association with prostate cancer (Cancer
Causes Control 2001 Sep;12(7):589-98), (Tumori 1995
Sep-Oct;81(5):315-20).
Heavy alcohol
consumption over time increases risk, so moderating your consumption
now can be a valuable step in reducing future prostate cancer
risk.
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