In early pregnancy, due to various physiological and psychological factors, various changes and discomfort will occur in the body, such as dizziness, weakness, nausea, vomiting and other symptoms, these symptoms appear in early pregnancy, there is no need to worry too much, only adjust the mindset of these symptoms will gradually subside. There are many factors that can cause dizziness in early pregnancy, but pregnant mothers should still pay attention to it. After going to the hospital for systematic examination and excluding discomfort caused by cardiovascular diseases, they can self-regulate. Early pregnancy reaction in early pregnancy may also be the cause of dizziness. Due to the change of hormones during pregnancy, pregnant mothers will have common early pregnancy reactions such as nausea and vomiting, but some other pregnant women will show chest tightness, dizziness or drowsiness, etc. This kind of dizziness caused by early pregnancy reactions can be improved by relaxing and shifting attention. Anemia is also one of the main causes of dizziness during pregnancy. After pregnancy, due to the enlargement of the uterus, the blood volume increases by 30%-40% compared with the non-pregnant period, and the increase of plasma is much larger than the increase of red blood cells, which makes the blood relatively diluted and causes physiological anemia. A small number of pregnant mothers are affected to eat due to early pregnancy reaction, eating less while the physiological demand increases, resulting in hypoglycemia, which can cause dizziness and even fainting. For dizziness caused by hypoglycemia pregnant mothers can add some small snacks between three meals and eat in time when there are symptoms of dizziness to avoid serious consequences, such as frequent attacks of dizziness, it is necessary to see a doctor and take medication if necessary. The first thing you need to do is to keep your mind at ease and avoid going to places with noisy people and poor air circulation.