Usually, 78-year-old normal blood pressure and general adult blood pressure normal value is the same, systolic blood pressure is 90~120mmHg, diastolic blood pressure 60~80mmHg. If the systolic blood pressure is higher than 140mmHg, or the diastolic blood pressure is higher than 90mmHg, the blood pressure status is hypertension; systolic blood pressure is less than 90mmHg, or diastolic blood pressure is less than 60mmHg for low blood pressure. As age rises, the elasticity of blood vessel wall decreases, which tends to make the blood pressure slightly higher than the normal value, and the elderly are generally prone to high blood pressure. Eat low-salt, low-fat food, do not eat oil and fat and animal offal, good blood pressure monitoring, according to the doctor’s guidance, according to the level of blood pressure fluctuations and the pattern of taking the relevant drugs. In addition, you can often take a walk, listen to more soothing music, and eat foods rich in potassium to improve your blood pressure. If 78-year-old people have abnormal blood pressure, it is recommended to consult a doctor in a timely manner, and follow the doctor’s instructions for medication, do not use drugs arbitrarily.