The SYSTOLIC pressure is when the heart is BEATING, and is written as the TOP number. OR. The DIASTOLIC pressure,is when the heart is RELAXING BETWEEN BEATS, and is written as the BOTTOM number. (im not quite sure sorry)
The SYSTOLIC pressure is when the heart is BEATING, and is written as the TOP number. OR. The DIASTOLIC pressure,is when the heart is RELAXING BETWEEN BEATS, and is written as the BOTTOM number.
