BIAL Foundation Jun 18 2025 Persistent sadness, fatigue, changes in sleep and appetite, or loss of interest are common symptoms in mothers suffering from perinatal depression. How do these symptoms evolve? A pioneering study followed the paths of mothers with this condition. It concluded that high sensitivity to internal and external stimuli can increase the risk of depression, while partner support during pregnancy has a protective effect. The perinatal period is defined by the World Health