Normal blood pressure is: low pressure 60-90, high pressure 90-140. Lower than 60-90 is hypotension, and 60-80 is critical hypotension, so the treatment is relatively easy. First of all, eating more salt can raise blood pressure and improve the symptoms of dizziness, drowsiness and weakness. Ginger contains volatile oil, which can promote digestion, strengthen stomach and raise blood pressure. When eating, sprinkle some Jiang Mo in vegetables and soups, and often make tea with ginger slices. Taking more hot baths can speed up blood circulation and improve hypotension symptoms; But it should not be too long. More exercise can improve physical fitness and raise blood pressure; However, the amount of exercise should not be too large, so we should persevere. Increase nutrition in diet therapy and eat more foods that warm spleen and kidney; Such as mutton, chicken, pepper, leek, longan, jujube and so on. Eat less cold antihypertensive foods, such as melon, watermelon, celery, hawthorn, garlic, kelp and so on. L eat as little cold drinks and fruits as possible. In addition, don't be greedy and keep warm; Stay asleep and don't be too tired.