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More About Blood Pressure Measurements
How Is A Proper Measurement
Made?
Blood pressure varies according to the conditions
prevailing
at the
time of measurement, so be sure to consider the following in order to
obtain the most accurate measurements.
1.
In preparation for blood pressure measurement, the subject
should urinate and should
remain
relatively stilt for
10
to 15
2.
3.
minutes prior to measurement.
Shirts or other
garments
which fit tightly on the upper
arm
should
be
removed
prior to fitting the
arm
cuff
Exercise, eating and drinking, smoking,
etc., prior to
measurement
can affect the
results.
4.
5.
The
blood
pressure
va r i es
constantly
throughout the day. Measurement
should be made regularly at the same
time each day.
Do not be too impressed by the results of
one measurement. Keep a record of
blood
pressure
variations.
Many readings
tell
a story.
6.
7.
6.
When making repeated measurement,
the
arm
becomes heavy with
blood,
resulting in wide variations in measure
ment
values. For this reason, repeated
measurements should be made after a
rest period of approximately 5 to 10
minutes or
af ter raising
the
a r m
to relieve
the engorged
condition.
In general, the
blood
pressure is low in
summer (when it is hot) and high in
winter (when it is cold).
Emotional stresses may tend to cause
blood pressure to rise.