The frequency of ultrasound in early pregnancy will not affect the fetus. Ultrasound in early pregnancy is mainly to monitor the growth of the fetus, but also to help rule out ectopic pregnancy and determine whether there is any abnormal development of the fetus. Ultrasound is radiation-free and will not affect the normal growth and development of the fetus, so the frequency of ultrasound in early pregnancy will not affect the fetus, pregnant women do not have to worry too much. In the process of pregnancy, we should pay more attention to the health condition, regular pregnancy checkups, usually the best less contact with electronic products, and in the diet as much as possible to eat nutritious food, replenish the body with nutrients, to provide energy for the baby’s growth and development.