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Causes of Secondary Hypertension

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In about 10% of people, high blood pressure is caused by another disease. If that is the case, it is called secondary hypertension. In such cases, when the root cause is treated, blood pressure usually returns to normal or is significantly lowered. These causes include the following conditions:

In the other 90% of cases, the cause of high blood pressure is not known (primary hypertension). Although the specific cause is unknown, certain factors are recognized as contributing to high blood pressure.

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Understanding High Blood Pressure -- Symptoms

In the vast majority of cases, there are no clear symptoms of high blood pressure (also known as hypertension), which can lead to heart disease, stroke, kidney failure and eye problems if untreated. The only way to find out if you have high blood pressure is to get your blood pressure checked on a regular basis. This is especially important if you have a close relative who has high blood pressure. If your blood pressure is extremely high, there may be certain symptoms to look out for, including: ...

Read the Understanding High Blood Pressure -- Symptoms article > >

Factors That Can't Be Changed

  • Age: The older you get, the greater the likelihood that you will develop high blood pressure, especially systolic, as your arteries get stiffer. This is largely due to arteriosclerosis, or "hardening of the arteries."
  • Race: African-Americans have high blood pressure more often than whites. They develop high blood pressure at a younger age and develop more severe complications sooner.
  • Family history (heredity): The tendency to have high blood pressure appears to run in families.
  • Gender: Generally men have a greater likelihood of developing high blood pressure than women. This likelihood varies according to age and among various ethnic groups.
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