For a 48-year-old woman, the normal blood pressure should be between 90-140 mmHg systolic and 60-90 mmHg diastolic, once above this range belongs to the case of hypertension, if below this range belongs to hypotension. Whether it is hypertension or hypotension, it is not good for health because it can cause many heart hazards, such as insufficient blood supply to the heart and brain vessels, and also cause damage to the heart, brain, kidneys and other organs. Therefore, if you have low blood pressure and high blood pressure, you need to go to the hospital promptly for medical consultation. The checkups include measuring blood pressure, measuring blood lipids, blood sugar as well as cardiac ultrasound, electrocardiogram and so on. Through these examinations, the original disease will be actively treated and the blood pressure will be returned to normal.