Babies born to mothers who have been stressed throughout pregnancy may be born a lower birth weight as they may have suffered from reduced blood flow to the placenta. (breastfeedingmums.com)
Other benefits include increased blood flow to the placenta (s), reduced blood pressure, and potentially higher birth weights for the babies. (verywellfamily.com)
Serious cases can restrict blood flow to the placenta. (pregnancy-info.net)