Hypertension, more commonly known as high blood pressure, is not
always taken seriously because it seldom comes with worrying symptoms.
However, hypertension is a serious threat to your health - putting you
at risk for serious medical conditions like heart disease, stroke and
kidney disease. This condition can't really be cured, but you can
control it. Keeping your cholesterol level under control is one of the
key ways to preventing and controlling hypertension.
Tips to help prevent hypertension:
-
Adequate intake of potassium
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A diet rich in fruits, vegetables and low-fat dairy products
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A diet low in saturated and total fat
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Earlier recommendations to limit intake of sodium and alcohol,
reduce excess body weight and increase physical activity are still
encouraged
Research suggest that even modest reductions in blood pressure can
significantly reduce the number of deaths from strokes and heart
disease. By following proven lifestyle changes, you may lower your blood
pressure and risk of death. One study found that people with normal
blood pressure levels who increased their amount of regular physical
activity lowered their systolic blood pressure by more than 4 mm Hg. In
another study, overweight participants with normal blood pressure levels
significantly lowered their systolic blood pressure levels by losing a
modest amount of weight - fewer than 8 pounds. Nutrition plays an
important part in controlling blood pressure. Diet that is rich in
fruits, vegetables and low-fat dairy products and that is limited in
saturated and total fat.
Medication for Hypertension
There are different antihypertensive drugs available that work on
different parts of the body, to regulate blood pressure. These includes:
-
Diuretics: Often referred to as "water pills", diuretics
promote the elimination of salt and water from the body through
urine. They reduce the amount of fluid circulating in the blood
stream, which, in turn, reduces pressure in the arteries.
-
Beta & Alpha Blockers: These drugs reduce blood pressure
by blocking signals from certain nerves that stimulate the mechanism
responsible for the heart rate and force of contraction of the
heart. Alpha blockers block the other nerve signals that cause blood
vessels to lighten and narrow.
-
Ace Inhibitors: These drugs reduce or inhibit the body's
production of angiotensin, which causes the blood vessels to narrow.
-
Calcium Channel Antagonist: These drugs work primarily by
blocking the entry of calcium into the blood vessel cell. When
calcium reaches a certain level in the cell, it plays a role in the
process of contraction or narrowing of the vessels. Therefore,
calcium antagonists reduce blood pressure by dilating the vessels,
making it easier for more blood to flow through the circulatory
system. Because of the way these drugs ease the flow of blood and
oxygen through the coronary arteries unlike ace inhibitors, they are
also used to treat heart problems such as angina and related
conditions where the circulation of blood and oxygen is inadequate.
Blood Pressure Measurement
|
Normal |
Mild
Hypertension |
Moderate/ Severe
Hypertension |
Systolic
Pressure |
100-120 mmHg |
140-159 mmHg |
>160 mmHg |
Diastolic
Pressure |
60-80 mmHg |
90-99 mmHg |
>100 mmHg |