Diastolic and systolic readings are expressed as two numbers, one atop the other and divided by a line. Blood Pressure Readings Explained - Healthline Jan 2 20For a normal reading, your blood pressure needs to show a top number (systolic pressure) thats between and less than 1and a bottom number (diastolic pressure) thats between and less. Diastolic Blood Pressure Diastolic blood pressure measures the pressure in your blood vessels between heartbeats (when your heart is resting). Blood pressure numbers explained A blood pressure reading is made up of two numbers expressed as a fraction. Determine where the diastolic reading falls on the blood pressure scale.
How to Read the SYS DIA Pulse Healthfully Jul 2 20This numbers is usually labeled as DIA, and is located directly below the systolic on the blood pressure monitor. The top number, or systolic pressure, measures how much pressure is in the arteries when the heart contracts. Represented by the bottom number in a blood pressure reading, diastolic blood pressure is considered low when the blood pressure reading is below a diastolic blood pressure reading higher than is considered high.