Effectiveness of physical activity interventions for improving depression, anxiety and distress: an overview of systematic reviews
This umbrella review pooled evidence from 97 systematic reviews (1,039 randomized trials, 128,119 participants) to examine whether physical activity affects symptoms of depression, anxiety and psychological distress in adults. Overall, physical activity produced medium-sized reductions in symptoms (median effect size for depression = -0.43, for anxiety = -0.42; distress effect…