Aerobic exercise trials found some cognitive gains in adults with depression
A trial review reported improvements in overall executive function, inhibitory control and cognitive flexibility, without a statistically clear working-memory benefit.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
In adults with major depressive disorder, aerobic exercise produced a statistically significant improvement in overall executive function in the pooled trials. Inhibitory control and cognitive flexibility also improved, while the working-memory result was not statistically significant. These are cognitive outcomes; the abstract does not establish improvement in depression symptoms or daily functioning.
This abstract-based account cannot assess comparator treatments, exact assessment times or whether score changes were noticeable in everyday life. Individual trial quality ratings are not provided.
What researchers found
Overall core executive function
Overall executive function scores favored aerobic exercise by 0.14 standard deviations versus trial comparators, which are not described. Pooled assessment timing is unspecified. This standardized score difference does not establish a noticeable everyday benefit.
Understanding the measure
The review combined randomized trials evaluating aerobic exercise and executive function. Its standardized overall effect summarizes differences across study measures; it is not a percentage improvement or a count of people who benefited.
Separate cognitive skills
Each cognitive skill was analyzed separately. The overall score result does not show that every skill improved, and the nonsignificant working-memory result is not proof that exercise has no effect on that skill.
The original publication
Effects of aerobic exercise on core executive function in adults with major depressive disorder: A Systematic review and three-level meta‑analysis.
Ren FF, Chen FT, Zhou WS et al.
Psychiatry Res · 2026
- PubMed ID
- 41724006
- Record checked
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