Danger Bells!

CategorySystolic Pressure (mmHg)Diastolic Pressure (mmHg)
Optimal<120<80
Normal120-12980-84
High normal130-13985-89
Hypertension Stage 1140-15990-99
Hypertension Stage 2160-179100-109
Hypertension Stage 3180-209110-120
Hypertension Stage 4>209>120
Low normal110-11975-79
Low blood pressure90-10960-74
Very low60-6940-59
Severely low<50<33

(> greater than, < less than)

To determine blood pressure values, it is necessary to measure regularly for one month. Measurements should not be taken to determine blood pressure after alcohol, smoking, and exercise. It should be measured after sitting and resting for five minutes.