Question: what element is the difference between high blood pressure and low blood pressure?
Answer: Well, now you can appreciate the complexities of hypertension, or high blood pressure - a systolic pressure of 140 mmHg or more or a diastolic pressure of 90 mmHg or more - and hypotension, which is low blood pressure - a systolic pressure of 90 mmHg or less or a diastolic pressure of 60 mmHg or less.