Erin N Haley, Christyn L Dolbier, Lisa C Campbell, Robert A Carels, Jordan M Braciszewski
{"title":"Brief Self-Compassion Intervention for Women of Higher Weight and Internalized Weight Bias: A Randomized Pilot Study.","authors":"Erin N Haley, Christyn L Dolbier, Lisa C Campbell, Robert A Carels, Jordan M Braciszewski","doi":"10.1007/s12529-024-10297-z","DOIUrl":"10.1007/s12529-024-10297-z","url":null,"abstract":"<p><strong>Background: </strong>Internalized weight bias (IWB) negatively impacts mental and physical health, and disproportionately affects women of higher weight. Although self-compassion training may be advantageous for reducing IWB and associated sequalae, further examination of its clinical significance and cultural acceptability is warranted.</p><p><strong>Method: </strong>A randomized pilot study was conducted to evaluate the feasibility, including cultural acceptability, and clinical significance of a 3-session self-compassion intervention (SCI) for women with IWB. Women with BMIs of > 25 and IWB (N = 34) were randomly assigned to the SCI or a waitlist control group. Participants completed pre, post, and 1-month follow-up surveys on IWB, self-compassion, body image, eating behaviors, physical activity, and affect. Analyses of covariance were employed and percentages of change were calculated to examine post-intervention between-group differences in outcomes. Cultural acceptability was evaluated through participants' ratings of the perceived inclusivity and relevancy of the SCI.</p><p><strong>Results: </strong>There were 59% (n = 10) and 47% (n = 8) completion rates in the SCI and waitlist control groups, respectively. Compared to the waitlist control group, SCI participants reported greater pre-post improvements in self-compassion, IWB, body shame and surveillance, uncontrolled eating, and physical activity with medium to large effect sizes, and emotional eating with small effects. The SCI was perceived to be beneficial overall, and cultural acceptability ratings were mostly favorable despite individual differences.</p><p><strong>Conclusion: </strong>This brief SCI may be beneficial for women impacted by weight stigma and IWB. Attention to increased diversity and cultural acceptability is warranted in future trials.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"293-307"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11891971/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141262971","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Laura Krempel, Johannes Stricker, Alexandra Martin
{"title":"Heart Rate Variability, Autonomic Reactivity, and Emotion Regulation during Sadness Induction in Somatic Symptom Disorder.","authors":"Laura Krempel, Johannes Stricker, Alexandra Martin","doi":"10.1007/s12529-023-10238-2","DOIUrl":"10.1007/s12529-023-10238-2","url":null,"abstract":"<p><strong>Background: </strong>Preliminary evidence suggests altered heart rate variability (HRV) and impaired emotion regulation (ER) in somatic symptom disorder (SSD). Moreover, HRV can be considered an index of ER. Yet, to date, research on HRV and emotional reactivity in SSD is scarce and findings are inconsistent. Thus, this study aimed to examine ER differences, HRV at rest, and in response to emotion induction in persons with SSD compared to controls.</p><p><strong>Methods: </strong>The sample comprised 44 persons with SSD (DSM-5; 79.5% female, M<sub>age</sub> = 45.7, SD = 14.7) and 41 persons without SSD (non-SSD; 78% female, M<sub>age</sub> = 44.2, SD = 14.7). We assessed the participants' somatic symptom severity, ER, and control variables (e.g., depressive symptoms). Frequency and time domain HRV by ECG and subjective emotional states were measured at rest, under sadness induction, and during recovery periods. We evaluated baseline between-group differences with t-tests, and HRV and emotional reactivity and recovery with repeated measures ANOVAs.</p><p><strong>Results: </strong>We found no significant differences in resting state HRV between persons with and without SSD. Regarding reactivity and recovery, SSD group showed lower reactivity in SDNN (standard deviation of NN interval) than non-SSD group. Moreover, SSD group reported more maladaptive ER techniques (e.g. rumination) and a higher effort to regulate their emotions during the experiment than non-SSD group.</p><p><strong>Conclusions: </strong>The study indicated impaired ER in persons with SSD. This finding showed more clearly in self-report than in HRV. Further research on HRV reactivity including tasks evoking other negative emotions in persons with SSD is required.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"227-237"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12031997/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71429093","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sophie G Coelho, Sergio Rueda, Cecilia T Costiniuk, Mohammad-Ali Jenabian, Shari Margolese, Enrico Mandarino, Paul A Shuper, Christian S Hendershot, John A Cunningham, Gordon Arbess, Joel Singer, Jeffrey D Wardell
{"title":"Knowledge of Cannabinoid Content Among People Living with HIV Who Use Cannabis: a Daily Diary Study.","authors":"Sophie G Coelho, Sergio Rueda, Cecilia T Costiniuk, Mohammad-Ali Jenabian, Shari Margolese, Enrico Mandarino, Paul A Shuper, Christian S Hendershot, John A Cunningham, Gordon Arbess, Joel Singer, Jeffrey D Wardell","doi":"10.1007/s12529-023-10221-x","DOIUrl":"10.1007/s12529-023-10221-x","url":null,"abstract":"<p><strong>Background: </strong>Many people living with HIV (PLWH) use cannabis for medicinal reasons. Patients' knowledge of the tetrahydrocannabinol (THC) and cannabidiol (CBD) concentrations of the cannabis products they use may be important in helping patients achieve symptom relief while guarding against potential risks of cannabis use. However, no studies have examined cannabinoid concentration knowledge among PLWH.</p><p><strong>Method: </strong>PLWH (N = 29; 76% men, mean age 47 years) reporting cannabis use for both medicinal and nonmedicinal reasons completed daily surveys over 14 days assessing cannabis products used, knowledge of cannabinoid concentrations of cannabis products used, cannabis use motives (medicinal, nonmedicinal, both), and positive and negative cannabis-related consequences. Across the 361 cannabis use days captured on the daily surveys, at least some knowledge of cannabinoid concentrations was reported on an average of 43.1% (for THC) and 26.6% (for CBD) of the days.</p><p><strong>Results: </strong>Generalized linear mixed models revealed that participants were more likely to report knowing THC and CBD concentrations on days when they used non-flower forms of cannabis relative to days when they used cannabis flower only. Participants who used cannabis for medicinal reasons on a greater proportion of days had greater knowledge of cannabinoid concentration overall across days. Further, greater overall knowledge of cannabinoid concentrations was associated with fewer reported negative cannabis-related consequences.</p><p><strong>Conclusions: </strong>Findings suggest that among PLWH, knowledge of cannabinoid concentrations may be higher when using non-flower cannabis products and among those reporting primarily medicinal cannabis use. Moreover, knowledge of cannabinoid concentration may protect against negative cannabis-related consequences in this population.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"276-287"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41123555","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Juliano Schwartz, Ryan E Rhodes, Paul Oh, Shannon S D Bredin, Maira B Perotto, Alejandro Gaytán González, Darren E R Warburton
{"title":"Increasing Health Behaviors and Psychological Measures with an Adapted Version of the ACCELERATION Program.","authors":"Juliano Schwartz, Ryan E Rhodes, Paul Oh, Shannon S D Bredin, Maira B Perotto, Alejandro Gaytán González, Darren E R Warburton","doi":"10.1007/s12529-024-10279-1","DOIUrl":"10.1007/s12529-024-10279-1","url":null,"abstract":"<p><strong>Background: </strong>Recent evidence highlights the importance of interventions tackling physical inactivity and unhealthy eating in lower-income countries. The purpose of this study was to examine the effectiveness of the Canadian ACCELERATION lifestyle program adapted to Brazilians. The main outcomes of the study were changes in the engagement in weekly moderate-to-vigorous physical activity (MVPA) and in the daily consumption of fruits/vegetables.</p><p><strong>Methods: </strong>The adapted intervention consisted of a 12-week quasi-randomized controlled trial delivered through email. The data from the original Canadian experimental group (CE, n = 194) and the two groups of Portuguese-speaking Brazilians living in Canada in the adapted program - Brazilian experimental (BE, n = 41) and Brazilian control (BC, n = 35) - were assessed at baseline and post-intervention. The data of the 270 participants were analyzed using two-way repeated measures factorial ANCOVA (group x time) for ratio variables and Chi-square and McNemar tests for the categorical variables.</p><p><strong>Results: </strong>The BE group had a significant increase in MVPA (mean difference, 95% CI: 86.3, 38.1-134.4 min/week) and fruits/vegetables intake (3.2, 1.4-5.1 servings/day) after the intervention (both p < 0.001). The proportion of participants engaging in ≥ 150 min of MVPA increased from 4.9% to 73.2%, while adoption of a healthy diet increased from 4.9% to 53.7% in the BE group (both p < 0.001). The CE group also improved on these variables (p < 0.05) with no difference vs the BE group (p > 0.05), whereas BC did not show changes (p > 0.05).</p><p><strong>Conclusion: </strong>The Brazilian version of the ACCELERATION program effectively promoted positive health behavior changes in its participants and has the potential to contribute to the fight against risk factors for chronic diseases in Brazilians.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"195-213"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12031918/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140337647","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Antonia Bendau, Moritz Bruno Petzold, Andreas Ströhle, Jens Plag
{"title":"Viral Transmission? A Longitudinal Study of Media Use and Its Relation to Mental Strain During the First 2 Years of the COVID-19 Pandemic.","authors":"Antonia Bendau, Moritz Bruno Petzold, Andreas Ströhle, Jens Plag","doi":"10.1007/s12529-024-10293-3","DOIUrl":"10.1007/s12529-024-10293-3","url":null,"abstract":"<p><strong>Background: </strong>In light of the dynamic COVID-19 pandemic, the exposure to pandemic-related media coverage may change over time and may be particularly relevant due to associations with psychopathological symptoms. The aims of the present study were to examine changes in media consumption over time and to analyze its prospective associations with psychological strain.</p><p><strong>Method: </strong>The study uses a longitudinal observational design with ten periods of online data collection from March 2020 to April 2022 in an adult convenience sample (N = 8337) of the general population in Germany.</p><p><strong>Results: </strong>Our data revealed that the frequency and duration of pandemic-related media exposure as well as their subjective critical evaluation showed the highest levels at the beginning of the pandemic and peaked again in autumn 2020 and spring 2021. The primarily used media formats changed only slightly over time. The amount of media exposure at baseline was associated with more impairing pandemic-related anxiety 1 month, 1 year, and 2 years later.</p><p><strong>Conclusion: </strong>Our results hint to potentially problematical and long-lasting associations of pandemic-related media consumption with mental strain. Our findings could serve as an orientation for recommendations, further research, and adequate interventions for a responsible dealing with media coverage.</p><p><strong>Trial registration: </strong>The authors have pre-registered this research at clinicaltrials.gov without an analysis plan; retrievable at: https://clinicaltrials.gov/ct2/show/NCT04331106 .</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"214-226"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12031861/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141072222","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Haoyi Wang, Kennedy J I d'Abreu de Paulo, Thomas Gültzow, Hanne M L Zimmermann, Kai J Jonas
{"title":"Brief Report: Determinants of Potential Sexual Activity Reduction in the Face of the Mpox Epidemic.","authors":"Haoyi Wang, Kennedy J I d'Abreu de Paulo, Thomas Gültzow, Hanne M L Zimmermann, Kai J Jonas","doi":"10.1007/s12529-023-10252-4","DOIUrl":"10.1007/s12529-023-10252-4","url":null,"abstract":"<p><strong>Background: </strong>The current mpox epidemic is most prevalent among men-who-have-sex-with-men (MSM). Vaccination programs are being rolled-out to curb the epidemic. Behavioural measures have been called for as well, for example, by the WHO and national public health authorities to reduce the number of sexual partners and sexual activity. We investigated intentions and determinants among Dutch MSM to follow such behavioural measures.</p><p><strong>Methods: </strong>Early in July 2022, in the context of a dynamic ongoing epidemic, 394 MSM answered an online questionnaire investigating concepts such as perceived mpox risk, vaccination and behavioural change intentions and collecting socio-demographic and sexual behaviour information.</p><p><strong>Results: </strong>The overall intentions to reduce number of partners and sexual activity were high, but only a minority had developed definite intentions. Determinant analysis revealed that dating/open relationship status was a positive predictor; vaccination intentions did not predict sexual behaviour change; those not on PrEP were more likely to change their sexual behaviour. Mpox infection concern was the main predictor for behaviour change intentions.</p><p><strong>Conclusions: </strong>Our results show that behavioural measures to avoid an mpox infection are present in majority of participants in our survey, but high intentions are held by a minority. Taking the historic complexity of behavioural change pleas among MSM into account sensitive, additional public health measures are necessary to reach and to inform MSM about potential benefits of sexual behaviour change.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"308-324"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139486062","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Lucas Andersen, Jean-Charles Lebeau, Paul R Nagelkirk
{"title":"Challenge Your Body, Challenge Your Mind: the Combined Effect of Fitness Level and Stress Appraisal on Stress Responses and Subsequent Cognitive Performance.","authors":"Lucas Andersen, Jean-Charles Lebeau, Paul R Nagelkirk","doi":"10.1007/s12529-023-10222-w","DOIUrl":"10.1007/s12529-023-10222-w","url":null,"abstract":"<p><strong>Background: </strong>Because of the health issues associated with high stress levels, it is important to find new strategies to regulate stress response. Previous research has examined the separate effects of fitness level and stress reappraisal on the stress response, but the combination of both factors is unknown. The goal of the study was to examine the combined effects of fitness and stress appraisal on stress responses and cognitive performance following a stressful event.</p><p><strong>Method: </strong>On 2 separate days, 24 highly and poorly fit young men (M<sub>age</sub> = 22.33, SD = 3.33) were exposed to a validated stress test and were induced to view their stress as facilitative or debilitative. Objective and subjective stress responses along with cognitive performance were evaluated before and immediately after the stress test.</p><p><strong>Results: </strong>Participants in the high-fit/negative appraisal condition reported lower anxiety scores than participants in the low-fit/negative appraisal condition (d = 1.04). Participants had higher levels of cortisol after the stress test (d = 0.31), but no difference in heart rate, cortisol, or cognitive performance emerged among the conditions.</p><p><strong>Conclusion: </strong>Fitness level might have a larger impact on stress response than stress appraisal, and stress reappraisal manipulations require more than just reading a note and a self-talk statement.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"168-179"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41147009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Denver M Y Brown, Itamar Lerner, John Cairney, Matthew Y Kwan
{"title":"Independent and Joint Associations of Physical Activity and Sleep on Mental Health Among a Global Sample of 200,743 Adults.","authors":"Denver M Y Brown, Itamar Lerner, John Cairney, Matthew Y Kwan","doi":"10.1007/s12529-024-10280-8","DOIUrl":"10.1007/s12529-024-10280-8","url":null,"abstract":"<p><strong>Background: </strong>Previous research has demonstrated that both sleep and physical activity (PA) are independently associated with various indicators of mental health among adults. However, their joint contribution to mental health has received limited attention. The present study used cross-sectional data from the Mental Health Million Project to examine the independent and joint effects of sleep and PA on mental health among a global sample of adults, and whether these effects differ among individuals receiving mental health treatment.</p><p><strong>Method: </strong>The sample included 200,743 participants (33.1% young adults, 45.6% middle-aged adults, 21.3% older adults; 57.6% females, 0.9% other) from 213 countries, territories, and archipelagos worldwide that completed a comprehensive 47-item assessment of mental health including both problems (i.e., ill-being) and assets (i.e., well-being): the Mental Health Quotient. Participants also reported their weekly frequency of PA and adequate sleep, and mental health treatment status. A series of generalized linear mixed models were computed.</p><p><strong>Results: </strong>Independent dose-response associations were observed, whereby greater amounts of PA and adequate sleep were each associated with better mental health. In addition, a synergistic interaction was observed in which the positive correlation of PA with mental health was strengthened with greater frequency of adequate sleep. These benefits were less pronounced among adults receiving mental health treatment.</p><p><strong>Conclusion: </strong>While findings suggest sleep can help to offset the negative influence of a physically inactive lifestyle (and vice versa), our results point to a \"more is better\" approach for both behaviors when it comes to promoting mental health.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"180-194"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140295305","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Corinne B Ferrari, Emily J Ross, Maria Vermejo, Allan E Rodriguez, Amy Otto, Samantha E Dilworth, Isabella Rosa Cunha, Frank J Penedo, Michael H Antoni, Adam W Carrico
{"title":"Males Have Lower Anal Pap Smear Screening in a Miami Safety-Net HIV Clinic.","authors":"Corinne B Ferrari, Emily J Ross, Maria Vermejo, Allan E Rodriguez, Amy Otto, Samantha E Dilworth, Isabella Rosa Cunha, Frank J Penedo, Michael H Antoni, Adam W Carrico","doi":"10.1007/s12529-024-10325-y","DOIUrl":"10.1007/s12529-024-10325-y","url":null,"abstract":"<p><strong>Background: </strong>Although people with HIV have a markedly higher risk of anal squamous cell carcinoma (ASCC), there are few evaluations of anal Pap screening determinants within safety-net HIV clinics.</p><p><strong>Method: </strong>We conducted an evaluation of anal Pap screening correlates within a safety-net HIV clinic in Miami. Medical records were reviewed for 298 people ages 45 and older receiving HIV primary care. Demographic information and the prevalence of anal Pap screening over 1 year (i.e., 2018-2019) were extracted.</p><p><strong>Results: </strong>Between 2018 and 2019, approximately half (46%) of patients completed anal Pap screening although this varied by sex assigned at birth. More than three-fourths of females (77%) compared to one-fourth (23%) of males were screened between 2018 and 2019 (p < 0.0001).</p><p><strong>Conclusion: </strong>Findings underscore the need for multi-level intervention approaches to optimize anal Pap screening among males with HIV within the Miami-based safety-net clinic.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"288-292"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142512848","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Matthew J Stork, Alexandre Santos, Sean R Locke, Jonathan P Little, Mary E Jung
{"title":"Can In-Task Affect During Interval and Continuous Exercise Predict 12-Month Physical Activity Behavior? Findings from a Randomized Trial.","authors":"Matthew J Stork, Alexandre Santos, Sean R Locke, Jonathan P Little, Mary E Jung","doi":"10.1007/s12529-023-10224-8","DOIUrl":"10.1007/s12529-023-10224-8","url":null,"abstract":"<p><strong>Background: </strong>In-task affective responses to moderate-intensity continuous exercise training (MICT) have been shown to predict future physical activity behavior. However, limited research has investigated whether this affect-behavior relationship is similar for high-intensity interval training (HIIT) and whether it holds true over the longer term. This study aims to determine (1) if in-task affect during 2 weeks of supervised MICT and HIIT predicted changes to unsupervised moderate-to-vigorous physical activity (MVPA) behavior 12 months post-intervention and (2) if this predictive relationship was moderated by exercise type (MICT vs. HIIT).</p><p><strong>Method: </strong>Ninety-nine adults (69.7% female; 50.9 ± 9.4 years) who were low active and overweight were randomized to 2 weeks of exercise training of MICT (n = 52) or HIIT (n = 47), followed by 12 months of accelerometry-assessed free-living MVPA.</p><p><strong>Results: </strong>The pooled moderation model was not significant, F(3, 94) = 2.54, p = .07 (R<sup>2</sup> = 0.085), with a non-significant group by affect interaction (p = .06). The conditional effect for MICT was significant (B = 17.27, t = 2.17, p = .03), suggesting that 12-month change in MVPA increased by 17.27 min/week for every one-point increase in in-task affect. The conditional effect for HIIT was not significant (p = .85), suggesting that in-task affect was not predictive of 12-month change in MVPA.</p><p><strong>Conclusion: </strong>The current findings raise important questions about whether the affect-behavior relationship may vary depending on exercise type. For HIIT-based exercise in particular, additional psychological constructs beyond in-task affect should be considered when attempting to predict future physical activity behavior.</p>","PeriodicalId":54208,"journal":{"name":"International Journal of Behavioral Medicine","volume":" ","pages":"157-167"},"PeriodicalIF":2.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41220042","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}