Blood pressure range for hypotension Systolic blood pressure <90 mmHg Diastolic blood pressure <60 mmHg Recommendations It is recommended that patients with low blood pressure should follow a strict dietary plan that includes protein, vitamin B complex, calcium, potassium, magnesium, and other minerals, such as dairy products, meat, soy products, and dark green vegetables. In case of low blood pressure caused by underweight or malnutrition, daily calorie intake can be increased. Avoid regular consumption of processed foods with high salt content, such as instant noodles and fast food, and avoid excessive consumption of coffee, alcohol or beverages with high caffeine content. In addition, a regular routine and moderate exercise are especially important. Good habits such as going to bed early and getting up early, and eating three meals a day on time, can effectively prevent low blood pressure; aerobic exercises such as walking and jogging can promote blood circulation. Whether it is physiological hypotension with no special symptoms and no other diseases found on examination, or pathological hypotension caused by diseases, patients should measure their blood pressure regularly in their daily life to know their own blood pressure range, and go to regular hospitals in time when their blood pressure is too high or too low.