Why is one twin smaller than the other? Answer could lie in the placenta

Via Top Health News -- ScienceDaily

When a baby is born small, it's often attributed to genetic factors or maternal risk factors like poor nutrition or smoking. But a twin study now finds that slower transport of oxygen from mother to baby across the placenta predicts slower fetal growth, as well as a smaller brain and liver.

View original post here:

%d bloggers like this: