What is High and Normal Blood Pressure and also the Causes Behind these Conditions?

What is the normal blood pressure you also know and learnt about this knowledge, because now a days every one fell in tension, hypertension, etc disease. A blood pressure read in below 120/80 mmHg is considered normal. In general, lower is better. However very low blood pressure can sometimes be a cause for concern and should be  checked out by a doctor. Doctors classify blood pressures under 140/80 mmHg as either normal or pre hypertenssion. Normal blood pressure is lower than 120/80 mmhg. and  the pre hypertension is blood pressure between 120 and 139 for the top number or between 80 and 89  for the bottom number. for example , blood pressure readings of the
138/82 , 128/89, or 130/86 are all in the pre hypertension range. If your blood pressure is in the   range, it is more likely that you will end up with high blood pressure unless you take action to prevent it.Now here it is must understand the exact ration or rang  of the high blood pressure and it actual measurement.
         A blood pressure of 140/90 mm Hg or higher is considered high blood pressure. Both numbers are important. if one or both numbers are usually high , you have high blood pressure. if you are treated for high blood pressure and have repeated readings in the normal range , you still have high blood pressure. For adults 18 and older who are not on medicine for high blood pressure , are not having a shore term serious illness, and do not have other conditions such as diabetes and kidney disease.
         It is always remember that systolic and diastolic blood pressure fall into different categories, the higher category should be used to classify blood pressure level. There
is an exception to the above definition of high blood pressure . a blood pressure of 130.80 mmhg or higher is considered high blood pressure in the people with diabetes
and chronic kidney disease.
 Now we discuss the causes high blood pressure: In many people with high blood pressure , a single specific cause is not know.This is called essential or primary high blood pressure.Research is ongoing to find the causes of essential high blood pressure. In some people , high blood pressure is the result of another medical probe or medicine, when the cause is known , this is called secondary high blood pressure.Now the question is arises that Who is at risk for high blood pressure ? let,s we try to know about that about 65 million America adults-nearly 1 in 3 -have high blood pressure. In united states, high blood pressure occurs more often in African Americans than in Caucasians. Compare to other groups, African Americas: tend to get high blood pressure occurs in life, usually have more severe high blood pressure, have a higher death rate from stroke, heart disease, and kidney failure. Here it is also said that due to hypertension, tension, mentally pressure because as you all know about that every person fell in domestic, citizen, country or socially problem going to face in every country.