Why do older mothers have birth complications? New study inv
An increasing number of women are choosing to have their first child later in life. The Centers for Disease Control and Prevention (CDC) report that in the last 4 decades, the number of women choosing to have a child at the age of 35 or above has risen dramatically - from 1.7 per 1,000 births in 1973, to 11 per 1,000 in 2012.

Some studies suggest that the increase in first births to older mothers has also been accompanied by an increase in pregnancy complications.

An advanced maternal age is considered to be a factor in high-risk pregnancy, and older mothers are more likely to need a cesarean section in order to aid delivery. Some of the cases requiring assisted delivery suggest that there are issues with how well the uterus contracts during birth...