When a pregnant woman has the following symptoms, she should be alert to anemia, such as pale skin and mucous membranes, dizziness, headache, tinnitus, tiredness, memory loss, muscle weakness and fatigue, loss of appetite, nausea, abdominal distension, abdominal discomfort, and low immunity to infection. However, these symptoms are often not particularly representative. If you want to confirm the diagnosis of anemia, you should go to the hospital and check the blood routine, the value of hemoglobin in the blood routine is the golden indicator for the diagnosis of anemia, and hemoglobin <110g/L of pregnant women is confirmed as anemia.