Is blood pressure low 70 high 100 normal?

Blood pressure 70mmHg low generally refers to diastolic blood pressure 70mmHg, high 100mmHg generally refers to systolic blood pressure 100mmHg, usually normal.

Systolic blood pressure between 90-139mmHg, diastolic blood pressure between 60-89mmHg are normal values, if there are three clinic blood pressure higher than normal on the same day, it belongs to hypertension, if lower than normal, it belongs to hypotension, blood pressure is affected by activities, diet, posture, mood and other factors, patients in abnormal indicators, should rest half an hour after a retest, a clear diagnosis.

In daily life, patients should eat less sodium salt content of food, appropriate increase potassium rich food, reduce the incidence of hypertension.