Postnatal depression linked to changes in genes

Chemical changes during pregnancy in two genes that are most responsive to estrogen are an indicator of potential postnatal depression.

Postnatal depression affects 10% to 18% of first time mothers, which causes symptoms such as sadness, hopelessness, exhaustion and anxiety that can last up to a year.

This research could potentially lead to routine blood tests for expectant mothers to detect the risk of developing postnatal depression.

Read more at Johns Hopkins University