Exercise trials reported lower perinatal depression scores, with substantial uncertainty
Pooled trials favored exercise for depressive symptoms around pregnancy and childbirth, but results varied widely and the postpartum subgroup remained inconclusive.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Across the included trials, exercise reduced depressive symptom scores on average, although results differed substantially between studies. The pregnancy estimate favored exercise; the postpartum estimate remained inconclusive. These are questionnaire-based symptom findings, which do not establish prevention of diagnosed depression or show that any improvement lasts over time.
Results varied substantially across trials, and the abstract does not describe comparison conditions or intervention durations. It calls for longer follow-up to establish whether symptom changes persist.
Understanding the pooled estimate
Scores on the Edinburgh Postnatal Depression Scale favored exercise: standardized mean difference -0.47 (95% CI -0.86 to -0.08). This is a standardized symptom-score difference, not a percentage benefit or a count of people recovering.
Interpreting the subgroups
Pregnancy and postpartum estimates came from subgroup analyses. A statistically clear result in one subgroup and an inconclusive result in another do not, by themselves, establish that exercise works differently between those periods.
The original publication
Impact of Exercise Dose-Response on Maternal Mental Health and Perinatal Depression Prevention: A Systematic Review and Meta-Analysis.
Fuenzalida P, Droppelmann G, Mahecha S et al.
Int J Public Health · 2025
- PubMed ID
- 41356709
- Record checked
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