1. What are the causes of dizziness during pregnancy? 1. In the early stages of pregnancy, the body of pregnant women will undergo physiological changes to varying degrees due to pregnancy. If the body cannot adapt, various symptoms will occur, and dizziness is one of them. If it occurs in the first trimester, there are no adverse consequences. (1) Pregnant women have dysautonomia and the motor nerves that regulate blood vessels are unstable. When there is a sudden change in body position, dizziness may occur due to transient cerebral ischemia. (2) Inadequate eating due to pregnancy reactions, often accompanied by hypoglycemia