Claim: One in four mothers-to-be have mental health issues before they give birth.
Fact-check: Mental health during pregnancy - Full Fact
Verdict: around one in four pregnant mothers included in a study by king's college london had a mental health disorder when interviewed, but the study wasn't designed to be representative of all pregnant women in the uk.
Organisation: Full Fact
Author: Hannah Phaup
Date published: 2018-02-13T00:00:00