In general, it is normal for fetuses to always have hiccups, but they also need to be vigilant. Fetal hiccups are a normal physiological phenomenon. Fetal lungs are underdeveloped before birth, and in order to enhance the respiratory function, the diaphragm will be stimulated by swallowing amniotic fluid to help the body develop, so it is relatively normal for the fetus to have hiccups. This situation does not need to be treated, and will not cause adverse effects on the body of the pregnant woman and the fetus. During the process of fetal hiccups, the pregnant woman should pay more attention to rest, and can be appropriate to gently caress the abdomen. Although fetal hiccups are normal, pregnant women should insist on counting fetal movements to avoid the emergence of fetal hypoxia and other conditions, and be vigilant. If there is any abnormality, go to the hospital in time for a clear diagnosis.