Poor sleep quality of pregnant women will mainly affect the growth and development of the fetus and even induce preterm labor, which should be taken seriously. During pregnancy, pregnant women should develop good living habits to ensure sufficient sleep time and avoid staying up late, sleep deprivation and other situations. For some pregnant women, poor sleep quality will have an impact on the growth and development of the fetus, which will result in intrauterine growth retardation found during pregnancy checkups. At the same time, the lack of sleep of pregnant women is also easy to affect the rest of their own organs, which is not conducive to their own health. When a pregnant woman’s poor sleep quality affects her own health and fetal development, she needs to be alert to the occurrence of intrauterine hypoxia, preterm labor, fetal mental retardation and other conditions. Pregnant women should actively investigate the causes of poor sleep quality and improve the symptoms to minimize the impact on themselves and their fetuses. Pregnant women are advised to adjust their mindset, avoid excessive tension or anxiety during pregnancy, and create a good sleep environment to help improve sleep quality. Pay attention to follow the doctor’s advice and take obstetric checkups on time in order to monitor the growth and development of the fetus.