hierarchy - a series of ordered groupings of people or things within a system; put honesty first in her hierarchy of values. 1  celestial hierarchy - the collective body of angels. 2  data hierarchy - an arrangement of data consisting of sets and subsets such that every subset of a set is of lower rank than the set. taxonomy - a classification of organisms into groups based on similarities of structure or origin etc.
Fludrocortisone and Midodrine are both medications that can help raise blood pressure. Ask your physician if one of these medications would be right for your situation. People are not generally prescribed medicine for low blood pressure, as it's not often a cause for concern unless it presents with symptoms.
About 90% to 95% of all high blood pressure cases are what is called primary, or essential hypertension. That means the real cause of the high blood pressure is not known, but a number of factors contribute. You are at increased risk if you 1  -. Have a family history of high blood pressure. Pressure inside your arteries can cause the muscles that line the walls of the arteries to thicken, thus narrowing the passage. 2  A heart attack or stroke can occur if a blood clot blocks blood flow to your heart or brain. 3  Enlarged heart. 4  High blood pressure increases the amount of work for your heart.