New research has found women who walk an hour every day can
reduce their risk of developing breast cancer. Even more encouraging, more
frequent
and vigorous exercise was found to provide additional protection.
The study, published in Cancer Epidemiology, Biomarkers and
Prevention followed more than 73, 000 women over 17 years. Researchers found a
14 per cent reduced risk when compared to women with sedentary lifestyles.
Exercise consisting of over seven hours per week was
associated with a 25 per cent reduced risk.
This is encouraging news for women who aren’t very active or
sporty. “The nice message here is, you don’t have to go out and run a marathon
to lower your breast cancer risk, …go for a nice, leisurely walk an hour a day
to lower risk,” says Alpa Patel, senior epidemiologist.
Walking appears to help cut down the amount of body fat that
is directly linked to cancer-stimulating hormones such as insulin and
oestrogen. Being physically active can improve insulin control and burn fat in
high-risk areas of the body. Excess fat around the waist may affect one’s
breast cancer risk more than the same amount of fat around the hips or thighs.
Strength training (exercising with weights) is also
beneficial to help burn off abdominal fat. Spot exercising, such as doing
sit-ups, can tighten abdominal muscles, but is not an effective way to lose
belly fat according to Harvard Medical School.
“Diet is also important. Pay attention to portion size, and
emphasize complex carbohydrates (fruits, vegetables, and whole grains) and lean
protein over simple carbohydrates such as white bread, refined-grain pasta, and
sugary drinks,” they added.
Unhealthy saturated and trans fats have also been linked to
abdominal obesity and one’s breast cancer risk. Saturated and trans fats are
commonly found in highly processed foods that are often high in energy and low
in essential nutrients.
All fats are not harmful to one’s health and are actually
needed to lose weight, balance hormones and fight cancer. Unsaturated, or
healthy fats are found in polyunsaturated and monounsaturated fats. These fats
are found primarily in fish, plant oils, seeds and nuts – all of which have
been
shown to lower one’s risk of developing breast cancer.
Drastically cutting the amount of energy in one’s diet,
especially while engaging in regular exercise is not recommended. Too little
units of energy can force the body into starvation mode, slowing one’s
metabolism and ironically storing more fat around the mid-section.
The best weapon in overcoming breast cancer is the ability
to prevent it from occurring in the first place. It’s important to apply
proactive lifestyle habits in one’s life versus reactively trying to treat or
reverse cancer when it could be too late.
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