Health Psychology最新文献

{"title":"Transforming health psychology and behavioral medicine to address the climate crisis: A call for strategic research and advocacy.","authors":"Elissa S Epel, Kristi E White, Kelly D Brownell, Judith Rodin, Adrienne L Hollis, Michael A Diefenbach, Katie E Alegria, Elena Fromer, Susan M Czajkowski, Simon L Bacon, Tracey A Revenson, John Ruiz, Edward Maibach","doi":"10.1037/hea0001431","DOIUrl":"https://doi.org/10.1037/hea0001431","url":null,"abstract":"<p><strong>Objective: </strong>The climate crisis poses the largest threat to human health and survival and has been a public health emergency for many years. It is causing harmful consequences for physical and mental health and is amplifying existing health inequities. In this call to action, we highlight the relevance of the health psychology and behavioral medicine communities in addressing the health impacts of climate change.</p><p><strong>Method: </strong>We identify mitigation and adaptation climate health behaviors and social changes needed that underlie the three essential objectives to address climate change and its associated health consequences: (a) rapid decarbonization, (b) drawdown of atmospheric heat-trapping gases (sequestration), and (c) adaptation.</p><p><strong>Results: </strong>To advance the behavioral and systemic changes necessary to protect health, we propose a 1-2-3 Transformational Model in which the larger field of health psychology and behavioral medicine promotes (1) One Health, human and planetary health by (2) targeting climate health behaviors, and (3) social change across major professional areas, including research, interventions, and education/advocacy. We urge the adoption of the social quantum change paradigm, a systems approach to understanding the process of social change, where systemic change is viewed as local to global, and the individual has an influential role.</p><p><strong>Discussion: </strong>These shifts in views, priorities, and methods will bolster hope, collective efficacy, and action to support the next generation of health psychology and behavioral medicine professionals. With these changes, the health psychology and behavioral medicine communities can have a more immediate and meaningful impact on the climate crisis and its associated health consequences. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":"44 6","pages":"563-577"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144042089","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The dose-response relationship in physical activity interventions: Does greater duration, number of sessions, and contact time enhance behavior change?","authors":"Paschal Sheeran, Alexander Kenny, Hannah Evans, Olivia Listrom, Andrea Bermudez, Alexander J Rothman","doi":"10.1037/hea0001436","DOIUrl":"10.1037/hea0001436","url":null,"abstract":"<p><strong>Objectives: </strong>We tested whether an intervention's dosage influences health behavior change. Intervention dosage was indexed by the duration of the intervention, the number of sessions, and total contact time in treatment arms of trials to promote physical activity.</p><p><strong>Method: </strong>The research comprised two studies. In Study 1, we synthesized 161 meta-analyses of physical activity interventions to examine the relationship between intervention dosage and intervention impact on physical activity. Study 2 comprised a reanalysis of primary studies.</p><p><strong>Results: </strong>The relationship between the indices of dosage and intervention effect sizes was assessed in 23.6% of meta-analyses, and associations did not differ from zero in 70%-85% of tests (Study 1). In Study 2, we retrieved 838 tests for duration, 370 tests for the number of sessions, and 167 tests for contact time. Duration had a very small negative association with effect sizes (<i>b</i> = -.002, 95% confidence interval [-.003, -.001]); number of sessions and contact time were not related to intervention effectiveness. An exploratory study (<i>N</i> = 50) indicated that health psychology researchers overestimated the association between dosage and effect sizes (<i>r</i>_estimates > .25).</p><p><strong>Conclusions: </strong>Although physical activity interventions with a higher dosage are expected to be more effective, the findings showed no relationship between dosage and intervention impact. Intervention dosage may moderate the influence of intervention content rather than directly determine physical activity change. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"578-586"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142717916","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Why do even strong intenders sometimes fail to act? Evidence from protection, detection, and risk health behaviors.","authors":"Mark Conner, Paul Norman","doi":"10.1037/hea0001446","DOIUrl":"10.1037/hea0001446","url":null,"abstract":"<p><strong>Objective: </strong>Behavioral intentions are one of the strongest predictors of health behavior. The current research explored the factors predicting action in those with already strong intentions (i.e., those with the most extreme intention scores).</p><p><strong>Method: </strong>Across four studies on different types of health behavior (physical activity, bowel screening, smoking initiation, COVID-19 protection behaviors), attitudes, norms, perceived behavioral control and past behavior (plus habit in Study 4) were tested as prospective predictors of action in the subsample of participants with extreme (strong) intentions.</p><p><strong>Results: </strong>In Studies 1 (<i>N</i> = 392) and 2 (<i>N</i> = 808) among strong intenders, norms and past behavior were consistent predictors of engaging in objectively assessed physical activity and bowel screening, respectively. In Studies 3 (<i>N</i> = 4,148) and 4 (<i>N</i> = 445) among strong intenders, affective attitudes (only Study 3), descriptive norms, capacity/autonomy, and past behavior were predictors of resisting smoking initiation and engaging in COVID-19 protection behaviors, respectively. Study 4 also showed habit to be a significant predictor of action in strong intenders.</p><p><strong>Conclusion: </strong>This research identifies factors that might be useful targets to promote engagement with health behaviors in those with already strong intentions to act. Future research could usefully test whether targeting these same variables translates into behavior change in those with already strong intentions to act. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"620-629"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142689593","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A virtual community of practice to empower patients with recent ischemic heart disease: A randomized controlled trial.","authors":"Helena Vall-Roqué, Vanesa Ramos-García, Amado Rivero-Santana, Alezandra Torres-Castaño, Patricia Cifuentes, Débora Koatz, Javier García-García, Valeria Pacheco-Huergo, Pau Rello, Anthea Santos-Álvarez, Alba Campillejo García, Sofía Garrido Elustondo, Marcelo Sanmartín, Lilisbeth Perestelo-Pérez, Ana Isabel González-González, Carola Orrego","doi":"10.1037/hea0001439","DOIUrl":"10.1037/hea0001439","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate the effectiveness of a virtual community of practice (vCoP) in improving the activation of individuals with ischemic heart disease (IHD).</p><p><strong>Method: </strong>We conducted a randomized controlled trial. A total of 282 patients with IHD from Madrid, Catalonia, and the Canary Islands were randomly allocated to an intervention or a control group. Patients were anonymized and the statistician was blinded to group allocation. The intervention was a multicomponent-tailored vCoP built on the Web 2.0 concept and focused on skills toward patient empowerment. The primary outcome was the Patient Activation Measure score. Secondary outcomes were self-efficacy to manage the disease, adherence to the Mediterranean diet, level of physical activity, depression, anxiety, medication adherence, and health-related quality of life. A linear regression model of mixed effects was carried out to estimate the effect of participating in the vCoP.</p><p><strong>Results: </strong>Significant differences in adherence to the Mediterranean diet were found favoring the intervention at 6, 12, and 18 months, <i>B</i> = 0.86, 95% confidence interval (CI) [0.36, 1.35]. No significant changes among data collection points were found for the other variables.</p><p><strong>Conclusion: </strong>Our results suggest that vCoPs can be helpful for improving adherence to the Mediterranean diet in individuals with IHD, but not for improving their activation or quality of life. However, considerable uncertainty remains due to participants' high dropout rate. Further research is needed to identify the behavioral change mechanisms of such an intervention. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"630-642"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142830960","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring predictors of clinical response to a transdiagnostic, internet-delivered psychological intervention for people with chronic health conditions.","authors":"Amelia J Scott, Jennie Walker, Eyal Karin, Milena Gandy, Joanne Dudeney, Andreea I Heriseanu, Madelyne A Bisby, Louise Sharpe, Shehzad Ali, Nickolai Titov, Blake F Dear","doi":"10.1037/hea0001454","DOIUrl":"https://doi.org/10.1037/hea0001454","url":null,"abstract":"<p><strong>Introduction: </strong>This study aims to identify participant- and treatment-related characteristics associated with response and deterioration in an internet-delivered intervention for people with chronic health conditions. Understanding these factors is critical for the development and delivery of these treatments.</p><p><strong>Method: </strong>Data were drawn from a randomized controlled trial of a transdiagnostic, internet-delivered intervention for people with chronic health conditions (<i>N</i> = 590). Demographic (e.g., age, gender, employment, education), clinical (e.g., health condition, medication usage, multimorbidity), psychological (e.g., baseline symptom severity), and treatment-related variables were examined. Outcomes included clinically meaningful response (≥ 50% improvement in symptoms) and deterioration (≥ 30% increase in symptoms) in depression, anxiety, and self-reported disability. Multivariable regression models were built to identify significant predictor variables of response and deterioration. Additional indicators of model fit were reported, including the area under the curve and Negelkerke's <i>R</i>².</p><p><strong>Results: </strong>Several predictors of response and deterioration were identified within individual models; however, few predictors were significant across > 1 outcome, while none were consistent across all three outcomes. The final models predicting participant outcomes explained 7%-16% of the variance in the likelihood of response or deterioration.</p><p><strong>Conclusion: </strong>Results suggest that few predictors are meaningfully associated with participants' response or deterioration to treatment. Encouragingly, potentially prognostic variables (e.g., more severe baseline symptoms and multimorbidity) were also nonsignificant. The results support the broad applicability of this treatment approach and for the role of remotely delivered interventions within stepped care frameworks. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":"44 6","pages":"653-663"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144000221","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Sex and gender disparities in health behaviors and adherence in patients recovering from percutaneous coronary intervention.","authors":"Sophie C M van den Houdt, Emma R Douma, Paula M C Mommersteeg, Jos Widdershoven, Nina Kupper","doi":"10.1037/hea0001441","DOIUrl":"10.1037/hea0001441","url":null,"abstract":"<p><strong>Objective: </strong>Sex-related disparities impact adherence to essential health behaviors like a cardiac-healthy diet, exercise, and smoking cessation. However, the influence of gender on these behaviors remains unexplored. The current study examined heterogeneity in adherence to health behavior over time by studying the effects of sex and gender differences among patients who have undergone percutaneous coronary intervention (PCI).</p><p><strong>Method: </strong>A total of 512 participants (<i>M</i>_age = 64.37 ± 8.98; 84% male) responded to self-report questions concerning overall adherence, stress management, and dietary habits based on the Medical Outcomes Study. We added additional items to assess smoking status, medication adherence, and adequate physical activity. Assessments occurred following PCI (baseline) and 6- and 12-months post-PCI. A follow-up study also examined gender-related characteristics. Linear and logistic mixed models investigated the influence of sex, gender, their interaction, and various covariates on health behavior.</p><p><strong>Results: </strong>Dietary behavior and medication adherence improved initially but stabilized after the first month. Physical activity improved but then decreased over time. Women and feminine individuals adhered more to stress reduction and dietary guidelines, while men and gender-conforming women (i.e., women with feminine norms) were more compliant with physical activity.</p><p><strong>Conclusion: </strong>The current study demonstrated that cardiac rehabilitation interventions focused on diet, physical activity, and stress reduction may benefit from taking a sex- and gender-sensitive approach. However, more evidence is needed on whether sex- and gender-sensitive interventions are beneficial in terms of improving health behavior among PCI patients. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"643-652"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142787822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Volitional processes in changing physical activity: A randomized controlled trial with individuals with knee osteoarthritis.","authors":"Noemi Lorbeer, Ralf Schwarzer, Jan Keller, Sally Di Maio, Antonia Domke, Gabriele Armbrecht, Hendrikje Börst, Peter Martus, Wolfgang Ertel, Aleksandra Luszczynska, Nina Knoll","doi":"10.1037/hea0001453","DOIUrl":"10.1037/hea0001453","url":null,"abstract":"<p><strong>Objective: </strong>A health action process approach (HAPA)-based intervention was designed to support moderate-to-vigorous physical activity (MVPA) in individuals with osteoarthritis of the knee (OAK). In secondary analyses of the randomized controlled trial \"preventing the impairment of primary osteoarthritis by high-impact long-term physical exercise regimen-psychological adherence program,\" we examined long-term effects of the intervention on HAPA determinants and MVPA, and explored the former as mediators of change.</p><p><strong>Method: </strong><i>N</i> = 241 individuals with OAK (63% women, aged 44-80 years) were randomly assigned to the 12-month intervention condition (IC) or active control condition (CC). Between 2016 and 2020, self-reported HAPA determinants (action and coping planning, maintenance and recovery self-efficacy, action control) and collaborative planning were assessed at 0, 6, 12, 18, and 24 months, accelerometer-assessed MVPA at 0, 12, and 24 months. Multilevel and manifest path models were fit.</p><p><strong>Results: </strong>Compared to the CC, action planning was higher in the IC at 6, 12, and 24 months. Maintenance and recovery self-efficacy were stable in the IC but decreased in the CC. MVPA decreased in both conditions. More action planning in the IC at 12 months was related to higher MVPA at 24 months, but, as in all other models, the indirect effect was nonsignificant.</p><p><strong>Conclusions: </strong>The intervention partly stabilized or enhanced HAPA determinants but did not increase MVPA in a Western, highly-educated sample with OAK. Future work might use blended-care approaches enriched by mobile applications for continuous MVPA support. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"597-607"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142831004","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Obliged to fight? Patient moral processes in the face of poor prognosis cancer.","authors":"Login S George, Biren Saraiya, Supriya Mohile, Emily Muha, Saba Sarwar, Paul R Duberstein","doi":"10.1037/hea0001438","DOIUrl":"10.1037/hea0001438","url":null,"abstract":"<p><strong>Objective: </strong>Theoretical work suggests that moral psychological processes-those pertaining to the interests or welfare of others-are a key driver of overtreatment at the end of life. We examined patient moral processes and their associations with distress and treatment decision-making.</p><p><strong>Method: </strong>During structured interviews with 116 patients with advanced cancer and a poor prognosis, Likert scale items were used to operationalize (a) moral emotions: feeling shame and guilt about cancer getting worse, (b) moral motives for cancer treatment: perceiving an obligation to family for continuing potentially nonbeneficial treatments, and (c) moral performance: putting up the appearance of feeling better than how one is really feeling (5-point response scale, <i>not at all to a great deal</i>). Several distress and end-of-life decision-making variables were also assessed.</p><p><strong>Results: </strong>Most patients reported moral motives for cancer treatments and engaging in moral performance (35%-88% responded \"a little\" or higher for each of the 10 items). The mean moral motives score was associated with a higher likelihood of choosing life-extending care over comfort care (<i>t</i> = -3.16, <i>p</i> = .002) and a lower likelihood of having an advance care planning discussion (<i>t</i> = 3.19, <i>p</i> = .002). Moral performance was associated with worse distress regarding prognosis (<i>r</i>_s = .32, <i>p</i> = .001), worse psychological symptoms (<i>r</i>_s = -.26, <i>p</i> = .004), and less peaceful acceptance of cancer (<i>r</i>_s = -.25, <i>p</i> = .006).</p><p><strong>Conclusions: </strong>For patients with advanced cancer, moral processes are prevalent and influential on how they behave and make treatment decisions. Attention must be paid to how these moral processes can result in more intensive treatments than warranted. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"587-596"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142830973","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Skeptical reactions to breast cancer screening benefits and harms: Antecedents, consequences, and implications for screening communication.","authors":"Laura D Scherer, Carmen L Lewis, Joseph N Cappella, Jolyn Hersch, Kirsten McCaffery, Channing Tate, Heather L Smyth, Bridget Mosley, Brad Morse, Marilyn M Schapira","doi":"10.1037/hea0001442","DOIUrl":"10.1037/hea0001442","url":null,"abstract":"<p><strong>Objective: </strong>When people receive information about the benefits and harms of mammography screening, they do not always accept it at face value and instead express skepticism. The purpose of this research was to identify the psychological drivers of this skepticism. Two theory-driven hypotheses were considered: One hypothesis proposes that skeptical reactions reflect a psychological defense against information that is emotionally aversive. Another proposes that skeptical reactions reflect a normative probabilistic inference that information that conflicts with prior beliefs is unlikely to be true. This work also identified the potential consequences of skepticism for people's screening preferences.</p><p><strong>Method: </strong>A nationally representative sample of female participants ages 39-49 received information about the benefits and harms of mammography screening. Skepticism toward information about screening benefits and harms was measured, as well as hypothesis-relevant predictors of that skepticism. Participants' preferred age to have regular mammograms was also assessed.</p><p><strong>Results: </strong>The results did not support the hypothesis that skepticism reflects an emotional defense. Instead, skepticism was associated with experiencing the information as conflicting with beliefs and past screening messages. Expressing more skepticism toward screening harms was associated with preferring to start screening at a younger age.</p><p><strong>Conclusions: </strong>These data suggest that people express skepticism toward mammography evidence not because it is aversive information, but instead because it conflicts with other things they believe and have been told. Consistent, coordinated messages from health experts about mammography evidence may therefore help to reduce skepticism, and help promote an informed patient population. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":"608-619"},"PeriodicalIF":3.1,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12061567/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142717868","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Mental health outcomes of a pediatric-focused obesity randomized control trial in rural communities.","authors":"Brittany Lancaster, Elana Goldenberg, Anna S Trofimoff, Yuchen Dai, Bethany Forseth, Rebecca Swinburne Romine, Kandace Fleming, Ann Davis","doi":"10.1037/hea0001518","DOIUrl":"https://doi.org/10.1037/hea0001518","url":null,"abstract":"<p><strong>Objective: </strong>This study explores the impact of iAmHealthy, a rurally focused pediatric obesity intervention, on mental health outcomes and examines how baseline mental health affects body mass index (BMI) outcomes for child-parent dyads in rural communities.</p><p><strong>Method: </strong>Eighteen schools were randomly assigned to iAmHealthy or the Newsletter Control group. iAmHealthy consists of health coaching and group sessions via televideo. Child and parent height and weight, child depression, child quality of life, and parent distress were assessed at baseline, posttreatment (8 months), and follow-up (20 months) from October 2017 to December 2021. Multilevel modeling assessed treatment effects on mental health and baseline mental health on change in BMI outcomes.</p><p><strong>Results: </strong>In total, 148 dyads were randomized to iAmHealthy (<i>n</i> = 64) or control (<i>n</i> = 84). Dyads broadly reported minimal parent distress, child depressive symptoms, and high child quality of life. While there was no treatment group by time interactions, the iAmHealthy group had significant decreases in child depression at posttreatment and follow-up and significant decreases in parent distress at follow-up. Control participants had no significant changes in child depression, quality of life, or parent distress at any time point. Significant interactions between treatment group and baseline mental health predicted child body mass index z score/parent BMI change.</p><p><strong>Conclusions: </strong>Parents experiencing baseline distress particularly benefited from the support of iAmHealthy, but unsustained effects at follow-up suggest that long-term support may be beneficial to these families. Future studies examining populations with heightened mental health challenges may provide deeper insights into how pediatric obesity interventions affect mental well-being within families from rural communities. (PsycInfo Database Record (c) 2025 APA, all rights reserved).</p>","PeriodicalId":55066,"journal":{"name":"Health Psychology","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2025-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144183337","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}