There can be many causes of unstable blood pressure. These causes can range from cardiovascular conditions to being dehydrated. Another cause of unstable blood pressure could be that a person is diabetic or medications that they may taking.

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  1. what are the causes of unstable blood pressure? – http://www.ehow.com/about_5114726_causes-unstable-blood-pressure.html
  2. What Causes Blood Pressure? – http://answers.ask.com/Arts/Other/what_causes_blood_pressure
  3. What causes unstable blood pressure? – http://answers.yahoo.com/question/index?qid=20061227224903AAnmDxM
  4. what causes high blood pressure? – http://answers.ask.com/Health/Diseases/what_causes_high_blood_pressure