Question

read the excerpt from \measuring blood pressure\ by the centers for disease control and prevention. measure your blood pressure regularly. it is quick and painless, and it is the only way to know whether your pressure is high. ... blood pressure is measured using two numbers. the first number, called systolic blood pressure, measures the pressure in your blood vessels when your heart beats. the second number, called diastolic blood pressure, measures the pressure in your blood vessels when your heart rests between beats. if the measurement reads 120 systolic and 80 diastolic, you would say \120 over 80\ or write \120/80 mmhg.\. the chart below shows normal, at - risk, and high blood pressure levels. a blood pressure less than 120/80 mmhg is normal. a blood pressure of 140/90 mmhg or higher is high. why is using a digital blood - pressure monitor a valid method for gathering health information? the technology helps people identify whether their blood pressure is too high or too low. the technology enables people to diagnose complications associated with high blood pressure. the technology teaches people how to interpret the numbers in blood pressure measurements. the technology advises people of what to do if they are at risk of high blood pressure.

Explanation:

A digital blood - pressure monitor's main function is to measure blood pressure, allowing people to know if it's abnormal. It doesn't diagnose complications, teach interpretation in - depth, or give advice on risk management as its primary role.

Answer:

The technology helps people identify whether their blood - pressure is too high or too low.