Harmfully hot days for pregnant women in Japan nearly doubled over past five years
Heat stress can raise the risks of stillbirths, miscarriages, preterm births and low-weight births, as well as congenital abnormalities for the babies.
Tomas Kauer - News Moderator 
Heat stress can raise the risks of stillbirths, miscarriages, preterm births and low-weight births, as well as congenital abnormalities for the babies.
