Cuff Tab BATTERY INSTALLATION/REPLACEMENT Slide battery cover off in direction of arrow . Install one 9 volt size battery so + (positive) and -(negative) polarities match the polarities of the battery compartment as indicated . Replace the battery cover . If the Low Battery Indicator appears on the display, replace the battery .
A FEW WORDS ABOUT BLOOD PRESSURE Blood pressure is the force on the walls of your blood vessels as blood flows through them . Your heart is like a pump . When it contracts, pressure increases (systolic pressure) . When your heart relaxes blood pres-sure decreases (diastolic pressure) .
A FEW WORDS ABOUT BLOOD PRESSURE The World Health Organization (WHO) developed the following Blood Pressure Classification . This classification, however, is only a general guideline because blood pressure varies from person to person according to age, weight, and health status . CONSULT YOUR PHYSICIAN TO DETERMINE YOUR NORMAL BLOOD PRESSURE .