Nine Ways to Reduce Breast Cancer Risk

Mutation in either the BRCA1 or the BRCA2 gene,Learn to Like Soy
excess estrogen levels in the body, diet, excessWomen in Asia have one-fifth the breast cancer rate
weight, alcohol consumption, and cigarette smokingof Western women. Scientists believe that the
are all risk factors for breast cancer. While there'sreason is their soy-rich diet. A Japanese study
almost nothing we can do to change hereditary geneshowed that women who ate three or more bowls
mutation, it is within our power to control the otherof miso soup (made with fermented soybeans),
factors and protect our breasts.reduced their risk by 50 percent over those who had
Maintain a Healthy Weightless. Soy foods contain phytoestrogens, compounds
A recent American Cancer Society study of morethat are weak forms of estrogen and may protect
than 62,000 women found that the more weightagainst breast cancer. Add one to two servings of
women gain after age 18, the greater their risk ofsoy foods daily to your diet - a cup of soy milk, a
developing breast cancer during menopause. Extrahalf cup of tofu, tempeh, or soy nuts.
pounds increase estrogen production, which can fuelLimit Alcohol Intake
cancer growth. On the other hand, even if you areAlcohol intake is linked to increased levels of estrogen
heavier regular exercise will reduce your riskwhich fuels cancer. It is recommended that if you
significantly.drink alcohol occasionally, take 400 micrograms of
"Physical activity is thought to lower the amount ofdaily folic acid (the amount found in most
estrogen in the body, thereby lowering your breastmultivitamins). A Mayo Clinic study showed that
cancer," explains Dr. Debbie Saslow, PhD, Director ofwomen with the lowest folate (folic acid occurring in
Breast and Gynecologic Cancer at the Americanfruits and vegetables) intake who drank even a small
Cancer Society. So get moving. A brisk 30-minuteamount of alcohol daily -- even half a drink -- had a
walk five days a week can reduce breast cancer risk59 percent increased risk of breast cancer, but a high
by 18 percent, according to a study of more thanintake of folate cancelled out the increased risk
74,000 women ages 50 to 79.among moderate drinkers. How folate reduces the
Eat Good Fatsrisk is not clear, but experts agree that most
High levels of polyunsaturated fat and saturated fatAmericans are not getting enough.
have been linked to breast cancer, so limit these fatsQuit Smoking
in your diet. Opt for more monounsaturated fat, suchStudies show that the younger women are when
as olive and canola oils. A study in Sweden of morethey first start smoking, the greater their risk of
than 61,000 women between the ages of 40 and 76developing breast cancer before menopause. Other
showed that consuming an additional 10 grams ofstudies suggest that women with a family history of
monounsaturated fat reduces breast cancer risk bybreast and ovarian cancer may increase their risk if
an estimated 45 percent. On the other hand, thethey smoke. Also current and past smokers who
study also showed that every extra 5 grams ofdevelop breast cancer are twice as likely to get an
polyunsaturated fat consumed, increased breastaggressive form of the disease that is not
cancer risk by 69 percent. Breast cancer rates areestrogen-dependent. Similar risk applies with
low among women in Spain, Greece, and Italy, andsecond-hand smoke.
the fact that people in these countries use olive oil asLimit Use of Antibiotics
their primary source of fat undoubtedly is a factor inNew evidence suggests that the more often you
this beneficial result.take antibiotics, the higher your breast cancer risk. A
Eat Fruits and Vegetablesstudy of more than 10,000 women revealed that the
Carotenoids are powerful antioxidants that protectrisk of breast cancer is doubled among those who
against cancer, and these are found in a wide varietytook antibiotics for more than 500 cumulative days
of fruits and vegetables. Researchers at New York(the equivalent of about 25 prescriptions) over an
University compared blood samples from 270 womenaverage of 17 years compared with women who
who subsequently developed breast cancer tonever took antibiotics. Researchers caution, however,
samples taken from 270 women who did not. Theythat other factors, such as underlying illness,
found that women with the lowest levels ofweakened immune system, or hormonal imbalance,
carotenoids had twice the risk of breast cancer ascould account for the increased risk.
found in those with the highest levels. Try to eat fiveOpt to Breast-Feed
to nine servings (one-half- to one cup) daily of fruitNot only is it good for your infant, but lactation also
and vegetables, especially carrots, tomatoes,suppresses ovulation and the production of estrogen.
watermelon, and spinach.Researchers compared the birth rates and
Add Flaxseed to Your Dietbreast-feeding practices among women in developed
These seeds are rich in omega-3 fatty acids, whichcountries with women in developing nations in Asia
support cardiovascular health as well as lowering theand Africa and found that the breast cancer risk in
risk of all types of cancer. Flaxseed also contains highdeveloped countries could be cut in half if women
levels of a compound called lignans that may reducehad as many babies and breast-fed each child for an
estrogen activity in the body. Studies on rats showaverage of 30 months per child as women in
that lignans actually shrink breast tumors. To eatdeveloping countries. Breast-feeding alone would
flaxseed, sprinkle two to three tablespoons ofreduce the risk by two-thirds. They also found that
ground flaxseed on your cereal, add to smoothies, orfor each year a woman breast-feeds, her breast
use flaxseed oil in salad dressing.cancer risk dropped 4 percent.