What Numbers Are Low Blood Pressure

For example your numbers may be 120 over 80 or written as 120 80.

What numbers are low blood pressure. A blood pressure reading lower than 90 millimeters of mercury mm hg for the top number systolic or 60 mm hg for the bottom number diastolic is generally considered low blood pressure. The first reflects systolic blood pressure the amount of pressure in the arteries as the heart contracts. The medical term is hypotension but it isn t always a problem. Researchers are starting to give this condition more attention.

What do the numbers and ranges mean on a blood pressure chart. Low diastolic blood pressure is when the lower number in your blood pressure reading falls below 60 mm hg. Low blood pressure or hypotension is a condition in which blood pressure becomes so low that the blood flow to the organs in the body which causes symptoms like dizziness fainting nausea vomiting and chest pain. Blood pressure measurements are given as a top and bottom number.

We ll tell you why. Unlike high blood pressure doctors. Diastolic pressure is the bottom number showing the pressure in your arteries while your heart is filling with blood. A blood pressure reading appears as two numbers.

Your doctor may say you have low blood pressure when your numbers are lower than 90 over 60. Common causes are heart disease medications and dehydration. The causes of low blood pressure can range from dehydration to serious medical disorders. If your blood pressure is 120 80 millimeters of mercury mm hg or lower it.

The first and higher of the two is a measure of systolic pressure or the pressure in the arteries when the heart beats and fills them with blood. A blood pressure reading lower than 90 millimeters of mercury mm hg for the top number systolic or 60 mm hg for the bottom number diastolic is generally considered low blood pressure.