How does staying up late and losing sleep during late pregnancy affect the fetus?

Late pregnancy stay up late insomnia occasionally once or twice, generally will not have an adverse effect on the fetus, but frequently so, will affect the pregnant woman’s physical health and the growth and development of the fetus.
Insomnia in late pregnancy, if the number of times is small, generally will not produce obvious harm to the fetus, but the pregnant woman itself may make the pregnant woman appear tired, lack of spirit, loss of appetite and other phenomena, timely adjustment of the case, there is no need to worry too much.
However, if the late pregnancy stay up late insomnia frequent, pregnant women themselves will not rest well, affecting their own health and lead to a decline in immunity, serious cases may affect the growth and development of the fetus, and even affect the blood supply to the placenta, leading to fetal growth and development restrictions or even intrauterine hypoxia.
It is advisable to consult a professional on whether staying up late and losing sleep during late pregnancy will have an effect on the fetus. In daily life, pregnant women are advised to follow a regular schedule and maintain a relaxed and happy mood.