Once children are diagnosed with low blood pressure. First improve the diet. Treatment of low blood pressure, in addition to relying on drugs, dietary regulation is very effective. To let the child change the problem of picky eating, meat and vegetables, so that the child from the food intake of sufficient, comprehensive nutrition, from the root to change the state of physical weakness. Patients with low blood pressure should eat more food that replenishes blood, strengthens the spleen and brain, such as red dates, lotus seeds, cinnamon, mulberries and so on. Secondly, you should strengthen physical exercise, exercise is the most direct way to enhance physical fitness. Children’s low blood pressure is also a manifestation of lack of exercise, parents should encourage and accompany their children, and insist on physical exercise every day and make it a habit, which will improve the symptoms of low blood pressure very well. Appropriate salt, salt can make blood pressure rise, so people with high blood pressure must have a low-salt diet. If you suffer from low blood pressure, you can eat some salt appropriately, which can increase blood volume and have a good effect of raising blood pressure.