Pregnant women with low blood pressure may experience dizziness, because low blood pressure in pregnant women may cause insufficient blood supply to the brain, which may lead to dizziness and dizziness. It is recommended that pregnant women should pay attention to increase nutrition during pregnancy, increase the intake of high quality protein food and pay attention to proper exercise in order to make their blood pressure reach normal. Even if a pregnant woman’s blood pressure is normal, she may experience dizziness due to pregnancy reactions that lead to weakness of qi and blood.