A network meta-analysis of 23 randomized trials found that aerobic exercise, dance, and multimodal exercise improve body image in women compared to no exercise , but confidence intervals overlap substantially and no single modality showed clear superiority over the others.
Negative body image affects a significant proportion of women and is linked to depression, anxiety, low self-esteem, and reduced quality of life. While exercise is known to influence how people perceive their bodies, the comparative effectiveness of different exercise types has not been systematically evaluated. Researchers conducted a network meta-analysis of 23 randomized controlled trials involving 1,914 female participants to determine which forms of exercise most consistently improve body image.
The analysis included seven distinct intervention categories: aerobic exercise, resistance training, dance, mind-body exercise (yoga, Pilates, tai chi), multimodal exercise (combinations of modalities), behavioral interventions, and usual care (control). The primary outcome was body image, measured through validated questionnaires. Aerobic exercise ranked highest on the effectiveness scale (P-score: 0.75), followed closely by dance (P-score: 0.71) and multimodal exercise (P-score: 0.64). All three showed statistically significant improvements compared to usual care. Resistance training demonstrated a favorable effect but with wider confidence intervals, suggesting the evidence is less precise. Mind-body exercise and behavioral interventions did not differ significantly from usual care, though this does not necessarily indicate ineffectiveness - the sample sizes for these comparisons may have been smaller or the measurement approaches varied.
A critical caveat emerged from the analysis: confidence intervals for the leading interventions overlapped substantially. When researchers directly compared aerobic exercise to dance, or dance to multimodal exercise, differences were not statistically significant. This means the ranking of interventions should not be interpreted as establishing clear superiority of one type over another. The network heterogeneity was moderate (I2 = 59%), indicating meaningful variation in how studies were conducted and measured outcomes. Additionally, publication bias assessment yielded discordant results - some statistical tests suggested publication bias could not be excluded, meaning unpublished negative studies might shift the conclusions if included.
The evidence quality reflects real-world research conditions. Most included trials lasted at least 4 weeks, but durations varied. Different body image measures were used across studies, which increases heterogeneity. Dropout rates and adherence levels were inconsistently reported. These factors limit how definitively we can rank interventions, even though the overall direction of the evidence points toward exercise benefiting body image.
If you're considering exercise to improve how you feel about your body, the evidence supports trying an approach you'll actually stick with. Aerobic exercise (running, cycling, swimming, brisk walking) has the most consistent evidence, but dance and combination programs (mixing cardio with strength or flexibility work) show comparable benefits in the available research. The absence of a clear winner suggests individual factors matter more than finding the "optimal" modality.
Consider social-connection, accessibility, and enjoyment as primary decision criteria. Group exercise like dance classes builds social connection alongside physical activity, which may offer additional mental health benefits not captured in these body image studies. If you prefer solitary workouts, zone-2-cardio or home-based routines are equally supportable by the evidence. Resistance training showed a favorable trend and may appeal if strength-building aligns with your goals, even though confidence intervals were wider.
The finding that mind-body exercise (yoga, Pilates) did not significantly differ from usual care deserves nuance. This does not mean these practices are ineffective for body image - it means the current evidence base is insufficient to distinguish them from control conditions. These modalities have other documented benefits for stress and flexibility that might matter to you independent of body image effects.
Duration matters: all included trials lasted at least 4 weeks. Shorter interventions were not evaluated. If you start an exercise program, plan for at least a month of consistent participation before assessing changes in body image perception.
| Characteristic | Details |
|---|---|
| Study Type | Systematic review and network meta-analysis |
| Trials Included | 23 randomized controlled trials |
| Total Participants | 1,914 females |
| Interventions Analyzed | Aerobic exercise, resistance training, dance, mind-body exercise, multimodal exercise, behavioral intervention, usual care |
| Primary Outcome | Body image (via validated questionnaires) |
| Key Finding | Aerobic exercise, dance, and multimodal exercise improved body image vs. usual care; no statistically significant differences between active interventions |
| Heterogeneity | I2 = 59% (moderate) |
| Publication Bias | Could not be excluded |
| Journal | Frontiers in Psychology |
| PubMed ID | 42798621 |
| PROSPERO Registration | CRD420261359034 |
Medline (PubMed) link: https://pubmed.ncbi.nlm.nih.gov/42798621/
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