DIABETES
& HEART
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As many
people with Diabetes are aware, heart disease is the
major cause of death in people with Diabetes Mellitus.
Infact, adults with Diabetes have cardiovascular death
rates about 2-4 times higher than those of
non-diabetic adults. It simply means, "If you
have Diabetes, you are more likely to have a heart attack
or a stroke".
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WHAT
CAUSES HEART DISEASE?
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The most
common cause of heart disease, in a person with
diabetes is due to "atherosclerosis" or
hardening of arteries. The cholesterol plaques, which
deposit along blood vessels over a long period of
time, gradually block the blood vessels, limiting the
oxygen & nutrition supplied to the heart. In an
uncontrolled Diabetic, high levels of blood sugar has
been shown to speed up the artery clogging that leads
to a heart attack eventually. As a matter of fact, not
only the blood vessels of the heart, the same process
can happen in other parts of the body especially, in
the eyes & kidneys leading to serious conditions
like blindness & kidney failure.
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When a Diabetic with
clogged blood vessels supplying the heart, develop a
heart attack, most often it is a "silent
attack" as they may not develop the intense pain,
sweating, palpitations (awareness of one's own heart
beat) and other associated symptoms like a non
diabetic individual because of nerve damage. Hence,
the vague symptoms may be ignored or passed off as
indigestion or a stomach upset.
This can gradually lead
up to the stage of heart failure with fluid built up
in lungs and fluid retention in other parts of the
body causing a swelling of legs often due to an
inability of the heart to pump blood sufficiently.
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What other risk factors
contribute?
Many other conditions
typically found in people with type 2 diabetes can
contribute to heart disease. They are,
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Obesity
- It's a major risk factor because,
obesity itself decreases insulin response and
often, people with obesity & diabetes have
other risk factors like high blood pressure, a
sedentary life style, and high cholesterol.
How do you know whether you are obese or over
weight? Simple! Get your height in meters and
weight in kilograms. If you divide your weight by
(height)2 the value you get is called 'Body
Mass Index' the normal of which is 18.5-24.9.
If the BMI is between 25-29.9, it is considered
over weight and when the BMI reaches more than 30,
it's called obesity! An obese diabetic is a
candidate for heart attacks earlier than predicted
for age and sex.
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Lack
of Physical activity -
Physical inactivity is a major risk factor, which
can be modified easily. Exercising and losing
weight will not only help to manage diabetes, but
also reduce blood cholesterol and reduce the risk
of heart attacks & strokes. Regular aerobic
exercises, if you keep to a schedule would help to
burn the calories thereby losing weight,
strengthen the cardiovascular system and reduce
blood glucose as well as cholesterol.
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As high blood pressure, high cholesterol & obesity
usually accompanies diabetes, this combination of risk
factors can contribute to heart attacks earlier than the
expected ages for an individual. In addition, being over 40
years of age, being a male and having a family history of
diabetes can add to your risks for developing heart disease.
Once a person with diabetes has had a heart attack, the
risks of further heart problems are sky-high.
CAN
GOOD CONTROL OF DIABETES PREVENT HEART DISEASE?
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If you have
diabetes, you need to work harder than most others to
prevent heart disease. Early diagnosis and learning
how to monitor and control the disease are important
aspects in the long run. You should make all efforts
to get rid of modifiable risk factors like obesity,
smoking, lack of exercise and high cholesterol.
Tight blood sugar
control is critical to reduce the risk of heart
disease as well as other complications. The best
indicator of your blood sugar control would be the
HbA1C level as it reveals how well a person's blood
sugar is controlled over the last 03 months.
If you have high blood
pressure, it will be an added benefit on the heart to
control it with drugs, exercise, cessation of smoking,
healthy diet etc. All people with diabetes would
benefit from a Blood Pressure of 130/80mmHg or even
lower.
People with diabetes must make an extra effort to keep
their cholesterol level low. They should target for a
level lower than the goal for healthy non-diabetics.
It is safe for a diabetic patient to aim for a bad
cholesterol level of 100 mg/dl. |
So the key points to
prevent or delay the onset of diabetes related heart disease
are,
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Healthy eating habits.
Basic guidelines for eating right comprises of
"eating a balanced meal of starchy carbohydrates,
proteins and lipids, with low salt, low fat and high
fiber content" Stick to a regular meal plan. Avoid
refined sugars and excessive consumption of alcohol.
- Control your blood
pressure if it is high. Most often benefits of drugs
outweigh the side effects.
- Keep your cholesterol
level low. Try diet control & exercise first.
Medicines too can help.
- Be active- stick to
aerobic exercises as it could be a life saving exercise
at the end.
- Control your weight for
each pound you put on, the burden is not only on your
feet but also on your heart!
- Quit smoking -Needless to
mention the rewards in life when you stop smoking.
There is no cure for diabetes
(at least, at present!) but with careful monitoring and
commitment, diabetics can avoid complications & enjoy a
long, productive life. It's time to take diabetes to your
heart!
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