There is no blood pressure 120/80mmHg or 100/70mmHg good comparison, blood pressure 120/80mmHg or 100/70mmHg can be continued. According to the current normal range of blood pressure systolic blood pressure in the 90-139mmHg, diastolic blood pressure in the 60-89mmHg standard, blood pressure 120/80mmHg or 100/70mmHg are in the normal range, there is no blood pressure is too high or blood pressure is too low. A blood pressure of 120/80mmHg or 100/70mmHg indicates that the current blood pressure is in a relatively ideal state, and that you can continue to maintain your existing lifestyle, diet, exercise, etc., so that your blood pressure remains stable. Monitoring blood pressure 120/80mmHg or 100/70mmHg, and then also need to regularly monitor the blood pressure value, found that the blood pressure is not in the normal range of timely treatment.