The systolic reading in blood pressure is the top number that represents the contractions of the heart. Diastolic blood pressure readings are the bottom number, which represents the relaxation of the arteries. Read systolic and diastolic blood pressure numbers with information from a nurse in this free video on blood pressure.
Duration : 0:1:32
1 comment so far ↓
my diastolic …
my diastolic presure is about 100, what must i do, or eat t get a normal distolic pressure. thank you!!!!
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