CATEGORY
Optimal
Normal
High - Normal
Stage 1 -
Mild Borderline Hypertension
Stage 2 -
Moderate Hypertension
Stage 3 -
Severe Hypertension
Isolated Systolic Hypertension
This chart is only a general guideline. Please contact your physician to
determine your NORMAL BLOOD PRESSURE.
Variations in Blood Pressure
Blood pressure can be influenced by many factors. This change can occur from
moment to moment. Normally, blood pressure is lowest during the sleeping pe-
riod and rises during the day. The graph below represents the variations in blood
pressure shown over a day with measurements taken every 5 minutes.
12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11
PM
SYSTOLIC
(mmHg)
<120
120-129
130-139
140-159
160-179
≥180
≥140
140-159
160-179
≥180
Time
AM
6
DIASTOLIC
(mmHg)
<80
80-84
85-89
90-99
100-109
≥110
<90
<90
<90
<90
The dotted line
represents the sleep
period. The rise in blood
pressure at 1p.m. (A in
the graph) corresponds
to a stressful occurrence
and at 7 p.m. ( B in the
sleep
graph) a period of
exercise.
COLOR
INDICATOR
GREEN
GREEN
GREEN
YELLOW
ORANGE
RED
YELLOW
ORANGE
RED