If the patient has dizziness and lightheadedness when standing up after pregnancy, it should be considered that the patient has anemia. Because the absorption of nutrients and the consumption of iron ions may be greater after pregnancy, the patient will have symptoms of anemia. When the patient gets up too quickly and violently, it will lead to a transient insufficient blood supply to the brain and postural hypotension, and the patient will experience dizziness and lightheadedness. Therefore, after pregnancy, pregnant women should have regular blood routine, serum ion tests, and anemia four tests, such as folic acid, vitamin B12 tests, in order to observe whether the patient has anemia status. If the patient has anemia, she should replenish the raw materials for blood production in time, and she must be slow when standing up to avoid falling and causing physical injury due to dizziness.