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6
IMPORTANT INFORMATION
ON BLOOD PRESSURE
AND ITS MEASUREMENT
What Is Blood Pressure?
Blood pressure is the pressure that your blood extends to the vascular
walls. Blood pressure is necessary to provide for constant blood flow
inside the body. Thanks to it the cells get oxygen that provides for their
normal functioning. The heart performs the function of a «pump», sending
blood to the blood vessels. Each heart beat creates a certain level of the
blood pressure.
There are 2 kinds of blood pressure: a systolic (upper) one, which
corresponds to the heartbeat pushing blood into the arteriae; and a
diastolic (lower) one, which means the blood pressure between two
heartbeats.
Blood pressure is subject to fluctuations during the day even in healthy
people. The fluctuations are influenced by a number of factors - time of
day, person’s condition, physical or mental activity, environment, etc.
Day-Night Fluctuations of the Blood Pressure
An increase of blood pressure increases the burden onto the heart, affects
blood vessels making their walls thick and less elastic.
One of the features of the hypertension is its ability to remain unnoticed
for the patient at its early stages. That’s why the self-control of the blood
pressure is so important. With the illness progressing, headaches and
regular dizziness appear, the sight declines, the functioning of vitalses
(encephalon, heart, kidneys, blood vessels) breaks down. Without special
Systolic Pressure
Diastolic Pressure
Pulse