Translational journal of the American College of Sports Medicine最新文献

{"title":"Potential Implementation of Reactive Balance Training within Continuing Care Retirement Communities.","authors":"Jessica Aviles,&nbsp;Gwenndolyn C Porter,&nbsp;Paul A Estabrooks,&nbsp;Neil B Alexander,&nbsp;Michael L Madigan","doi":"10.1249/tjx.0000000000000120","DOIUrl":"https://doi.org/10.1249/tjx.0000000000000120","url":null,"abstract":"<p><strong>Purpose: </strong>The purpose of the study was to evaluate the feasibility of implementing reactive balance training (RBT) in continuing care retirement communities, as a part of typical practice in these facilities.</p><p><strong>Methods: </strong>RBT, a task-specific exercise program, consisted of repeatedly exposing participants to trip-like perturbations on a modified treadmill to improve reactive balance, and subsequently reduce fall risk. Semi-structured interviews were conducted with retirement community residents (RBT participants) and administrators, to assess the organizational context, perceptions of evidence for falls prevention, and facilitation strategies that could improve the likelihood of implementing RBT as a falls-prevention program.</p><p><strong>Results: </strong>Contextual factors such as leadership support, culture of change, evaluation capabilities, and receptivity to RBT among administrators and health leaders at the participating retirement communities could facilitate future implementation. The cost associated with RBT (e.g. equipment and personnel), resident recruitment, and accessibility of RBT for many residents were identified as primary barriers related to the intervention. Participants perceived observable health benefits after completing RBT, had increased awareness toward tripping, and greater confidence with respect to mobility. Across interviewees potential barriers for implementation regarding facilitation revolved around the compatibility and customizability for different participant capabilities that would need to be considered before adopting RBT.</p><p><strong>Conclusion: </strong>RBT could fill a need in retirement communities and the findings provide areas of context, characteristics of the intervention, and facilitation approaches that could improve uptake.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 6","pages":"51-58"},"PeriodicalIF":0.0,"publicationDate":"2020-03-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1249/tjx.0000000000000120","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38821086","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Adapting the \"Resist Diabetes\" Resistance Training Intervention for Veterans.","authors":"Emily VanDerBrink,&nbsp;Soheir Boshra,&nbsp;Samantha M Harden,&nbsp;Krisann K Oursler,&nbsp;Richard Winett,&nbsp;Brenda Davy","doi":"10.1249/tjx.0000000000000118","DOIUrl":"https://doi.org/10.1249/tjx.0000000000000118","url":null,"abstract":"<p><strong>Purpose: </strong>The Resist Diabetes trial demonstrated that twice-per-week resistance training reduced prediabetes prevalence and improved strength among older adults with prediabetes. Our objective was to determine initial perceptions of patients and care providers in a Veterans Affairs Medical Center (VAMC) regarding Resist Diabetes (RD), and ultimately, inform adaptations to improve uptake of RD in the Veterans Health Administration.</p><p><strong>Methods: </strong>A mixed-methods approach was utilized. Care providers (n=20) and veterans with prediabetes (n=12) were recruited to gauge perceptions of the RD program and identify barriers and facilitators to the program referral process and program implementation. Care provider perceptions of the acceptability, appropriateness and feasibility were determined using a validated survey. Open-ended questionnaires and interview guides, based upon the Consolidated Framework for Implementation Research, were utilized to determine major and minor themes within the provider and veteran responses. To identify the dissemination potential of RD, the availability of onsite fitness facilities at VAMC facilities nationally (n=159) was assessed.</p><p><strong>Results: </strong>Providers rated (scaled 1-5; 1=completely disagree, 5=completely agree) the RD program as appealing (4.8+/-0.1), appropriate (4.8+/-0.0), and feasible (4.6+/-0.2). Providers reported that prediabetes/diabetes is a significant problem in the VAMC, and that different prevention programs will appeal to different types of VAMC patients. Patients (n=12; 58% female; aged 65+/-10yrs; BMI 34+/-6 kg/m²; HbA1c 5.7+/-1.8%) expressed interest in an exercise-focused diabetes prevention program and defined key barriers: travel, transportation, and time constraints. Among the responding national VAMC sites, 85% (97/114) reported having an onsite fitness facility.</p><p><strong>Conclusion: </strong><b>Salem</b> VAMC care providers and veteran patients demonstrated positive perceptions of the Resist Diabetes program. Program adaptations are needed to address barriers to patient participation including travel, transportation and time constraints.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 5","pages":"39-50"},"PeriodicalIF":0.0,"publicationDate":"2020-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1249/tjx.0000000000000118","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10414628","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The impact of pairing a wearable movement tracker with an online community weight loss intervention.","authors":"Kathryn E Wilson, Samantha M Harden, Lia Kleppe, Todd McGuire, Paul A Estabrooks","doi":"10.1249/tjx.0000000000000116","DOIUrl":"10.1249/tjx.0000000000000116","url":null,"abstract":"<p><p>Evidence supports the use of technology supported multicomponent interventions for promoting weight loss. Many such programs include the opportunity to synchronously pair commercially available physical activity trackers (PA-T) with a goal to enhance weight loss outcomes. However, little is known about the reach and effectiveness of allowing participants to pair a PA-T within an existing online program.</p><p><strong>Purpose: </strong>This matched cohort, quasi-experimental study aimed to determine 1) the proportion of participants that pair a PA-T to the existing program, 2) the representativeness of participants who pair a PA-T; 3) the relationship between pairing a PA-T, overall weight loss, and the likelihood of achieving a clinically meaningful weight loss; and 4) if pairing a PA-T with program participation is related to weight loss outcomes independently or collectively when considering other indices of program engagement.</p><p><strong>Methods: </strong>Data collected over a four-year period included demographic self-report, objective weight data uploaded when participants weighed themselves at a self-serve program kiosk available to the community, and program engagement data (e.g., logins to program website). A range of analyses, including descriptive proportions, analyses of variance, and path analyses, were used to address the purposes of the study.</p><p><strong>Results: </strong>Participants who paired a PA-T were more likely to be women (<i>p</i><.001), African American (<i>p</i><.001), and have a higher BMI (<i>p</i><.05). Those who paired a PA-T lost on average an extra 1% body weight and were 1.4 times more likely to lose 5% body weight. Pairing a PA-T was related to other indices of online program engagement and both directly and indirectly contributed to weight loss outcomes (<i>p</i><.05).</p><p><strong>Conclusions: </strong>Pairing a PA-T within an online weight loss program appeals to groups that experience disparities related to obesity and predicts improvements in weight loss. More translational studies are needed to examine the role of personal psychosocial and environmental factors that may enhance or diminish the benefit of pairing a PA-T to evidence-based, online weight loss programs.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 4","pages":"29-38"},"PeriodicalIF":0.0,"publicationDate":"2020-02-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7802806/pdf/nihms-1540425.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38755188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exercise and Nutrition Science Students' Perceptions of Blogging as a Required Course Component.","authors":"Tanya M Halliday,&nbsp;Madlyn I Frisard","doi":"10.1249/tjx.0000000000000115","DOIUrl":"https://doi.org/10.1249/tjx.0000000000000115","url":null,"abstract":"<p><p>The growth of social media and websites for transmission of health-related information has increased in recent years, and development of online communication skills should be included in exercise science education. Incorporation of blogging into the higher education classroom may serve this professional development purpose, while also increasing student engagement and enhancing learning outcomes.</p><p><strong>Purpose: </strong>The purposes of this study were to evaluate exercise and nutrition science students' perceptions of blogging on perceived learning, sense of community, and technical knowledge at the beginning and end of the semester, and to compare the perceptions of undergraduate (UG) and graduate (GRAD) students.</p><p><strong>Methods: </strong>UG (pre, <i>n</i> = 78; post, <i>n</i> = 50) and GRAD (pre, <i>n</i> = 20; post, <i>n</i> = 17) students were enrolled in semester long seminar courses that required blogging. Perceptions of blogging were assessed using an anonymous Likert-scale survey at the beginning and end of the semester. T-tests were used to determine differences in perception on the survey subscales pre to post and between UG and GRAD students.</p><p><strong>Results: </strong>Agreement that blogging could enhance learning or promote a sense of community was lower at the end of the semester compared with the beginning, but remained relatively high. Agreement with items related to technical knowledge increased from presemester to postsemester. The change in perception in the whole sample was driven by the UG students, as GRAD students' perceptions of blogging, although initially less positive than UG, were mainly unchanged from the start of the semester to the end.</p><p><strong>Conclusions: </strong>Blogging as a required course component is viewed favorably by exercise and nutrition science students. Future research evaluating course characteristics and structure of blogging requirements that may enhance student' perceptions are warranted.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 2","pages":"6-20"},"PeriodicalIF":0.0,"publicationDate":"2020-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1249/tjx.0000000000000115","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38817853","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Associations Between Habitual Sedentary Behavior and Endothelial Cell Health.","authors":"Andrea T Duran,&nbsp;Carol Ewing Garber,&nbsp;Ipek Ensari,&nbsp;Daichi Shimbo,&nbsp;Keith M Diaz","doi":"10.1249/tjx.0000000000000138","DOIUrl":"https://doi.org/10.1249/tjx.0000000000000138","url":null,"abstract":"<p><p>Endothelial dysfunction is a mechanism that may explain the link between prolonged sedentary time and cardiovascular disease. However, the relation between habitual sedentary behavior (SED) and endothelial function has yet to be explored.</p><p><strong>Purpose-: </strong>The purpose of this study was to examine the association of accelerometer-measured SED with markers of endothelial cell health.</p><p><strong>Methods-: </strong>Healthy adult participants (n=83; 43.4% male; 25.5 ± 5.8 years old) were examined. SED was measured for 7-days by accelerometer. Endothelial function measures included endothelium-dependent vasodilation (EDV); endothelial microparticles (EMPs) [CD62E+ and CD31+/CD42- EMPs]; and endothelial progenitor cells (EPCs) [CD34+/CD133+/KDR+ and CD34+/KDR+EPCs]. Participants were classified as having low or high SED based on a median split.</p><p><strong>Results-: </strong>Participants in the low and high SED group spent a mean ± SD of 8.6 ± 1.1 and 11.1 ± 1.0 h/day in SED, respectively. No significant differences between the low and high SED groups were detected in mean [95% confidence interval (CI)] EDV (2.51 [2.21-2.81] vs. 2.36 [2.07-2.64], <i>p</i>=0.50), EMPs (CD62E+: 6.70 [6.55-6.84] vs. 6.56 [6.42-6.69], <i>p</i>=0.20; CD31+/CD42‒: 6.26 [6.10-6.42] vs. 6.18 [6.03-6.33], <i>p</i>=0.50), or EPCs (CD34+/KDR+: 11.91 [9.23-14.48]×10^-2 vs. 14.87 [12.41-17.32]×10^-2, <i>p</i>=0.13); CD34+/CD133+/KDR+: 1.84 [1.28-2.39]×10^-2 vs. 2.17 [1.64-2.70]×10^-2, <i>p</i>=0.43).</p><p><strong>Conclusions-: </strong>Among healthy adults, habitual SED was not associated with markers of endothelial cell health.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 12","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8087243/pdf/nihms-1672155.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38941556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Translating School Physical Education and Activity Policies into Practice: A Case Study.","authors":"Nancy O'Hara Tompkins, Karen Northrup, Josh Grant, Mary Folz Weikle, Dustin Long, John Bassler, Charlotte Workman, Zachary Ramsey, Traci Jarrett, Hannah Sirk, Lesley Cottrell","doi":"10.1249/tjx.0000000000000132","DOIUrl":"10.1249/tjx.0000000000000132","url":null,"abstract":"<p><strong>Background: </strong>Public health experts recommend school-based policies as a population based approach to increase youth physical activity. The purpose of this case study is to describe one, largely rural, state's efforts to translate this recommendation into practice. Details about the genesis, implementation and evolution of two state level policies (physical education and physical activity), as well as in-house efforts of a State Department of Education to monitor policy compliance and challenges encountered are described. Two specific years are highlighted, due to policy and monitoring enhancements made during those particular time periods.</p><p><strong>Methods: </strong>Data for this paper come from the West Virginia Department of Education for two time periods: 2013-2014 and 2014-2015 (n=369 elementary schools). Descriptive statistics for quantitative data and content analysis for qualitative data were used to document school level compliance and provide context for implementation challenges.</p><p><strong>Results: </strong>Greater than 70% of school principals reported achievement of physical education and physical activity policy expectations for each year. Limited staff was the predominant explanation for nonfulfillment of physical education expectations, followed by lack of time and facilities. Recess and classroom-based physical activity were the primary strategies used to comply with the physical activity expectations. PE and PA policy compliance varied significantly by certain school characteristics in each school year studied.</p><p><strong>Conclusions: </strong>Further investigation is warranted on how states translate public health policy recommendations into practice, including how physical education and physical activity policies are developed and monitored at the state level and how to support states and schools with monitoring and implementation challenges.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 12","pages":""},"PeriodicalIF":1.1,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8451061/pdf/nihms-1581751.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39437431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Protocol for a randomized controlled feasibility study of a coordinated parent/child weight loss intervention: Dyad Plus.","authors":"Joshua R Dilley, Camelia R Singletary, Jamy D Ard, Steven Giles, Joseph A Skelton, Vahé Heboyan, Danielle E Jake-Schoffman, Gabrielle Turner-McGrievy, Matthew McGrievy, Edward H Ip, Justin B Moore","doi":"10.1249/tjx.0000000000000136","DOIUrl":"10.1249/tjx.0000000000000136","url":null,"abstract":"<p><p>The prevalence of in youth with overweight and obesity is a global health concern, necessitating clinical interventions to treat obesity effectively through lifestyle modification. Interventions in adolescents have demonstrated improvements in healthy eating and physical activity with only modest weight loss outcomes. Consequently, there is growing interest in developing strategies to enhance the effectiveness of clinical interventions in adolescents. Targeting the family system can be an effective approach, but existing studies have failed to examine the impact of co-enrolling both the adolescent and adult in individually tailored weight loss programs and coordinating the adolescent/adult weight loss efforts.</p><p><strong>Purpose: </strong>This paper reports on the design and conceptual framework of the Dyad Plus study, which utilizes two weight loss clinics of the Wake Forest Baptist Medical Center: Brenner Families in training (Brenner FIT®; adolescents) and By Design (adults). Dyad Plus is a coordinated program designed to facilitate self-monitoring, positive communication, joint problem solving, and social support to increase physical activity, healthy eating, and weight loss relative to Brenner FIT alone.</p><p><strong>Methods: </strong>A total of 45 parent/adolescent dyads are randomized to one of three conditions (n = 15 for each): Brenner FIT only, Dyad (adolescent and parent both enroll simultaneously in the age appropriate program), and Dyad Plus (both parent and adolescent enroll simultaneously, but with a coordinated component for adolescent and caregiver). This study aims to develop and pilot the coordinated intervention, establish feasibility of the intervention, and determine costs associated with implementation.</p><p><strong>Results: </strong>The results of the study are expected in winter of 2021.</p><p><strong>Conclusion: </strong>If proven feasible and acceptable, Dyad Plus will be tested for effectiveness in a large-scale implementation-effectiveness clinical trial.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 12","pages":""},"PeriodicalIF":1.1,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8078845/pdf/nihms-1591006.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"38853811","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of Exercise during Weight Loss Maintenance on Appetite Regulation in Women.","authors":"Rebecca Foright, Tanya M Halliday, Edward L Melanson, Allison Hild, Kristina T Legget, Jason R Tregellas, Marc-Andre Cornier","doi":"10.1249/tjx.0000000000000133","DOIUrl":"10.1249/tjx.0000000000000133","url":null,"abstract":"<p><p>Exercise is accepted as a method to improve weight loss maintenance; however, the mechanisms by which this occurs have yet to be elucidated. In this pilot study, 13 women with obesity underwent a structured weight loss program (goal 8%-10% weight loss) and were then randomized to either a 12-wk diet (<i>n</i> = 7) or an aerobic exercise training (<i>n</i> = 6) intervention aimed at maintaining weight loss. At baseline, post-weight loss, and following the weight loss maintenance interventions, measurements of appetite (hunger and satiety) and appetite-regulating hormones (leptin, ghrelin, peptide tyrosine tyrosine, and glucagon-like peptide 1) were obtained after an overnight fast and for 3 h after a standardized test meal. <i>Ad libitum</i> energy intake was measured at a lunch meal. During the weight loss phase, participants lost 9.1% ± 1.1% of baseline body weight. Participants in both groups maintained weight loss during the 12-wk weight loss maintenance intervention. No differences in fasting leptin (<i>P</i> = 0.68) or in ghrelin (<i>P</i> = 0.30), peptide tyrosine tyrosine (<i>P</i> = 0.93), and glucagon-like peptide 1 (<i>P</i> = 0.98) area under the curve were detected between groups. Similarly, ratings of hunger (<i>P</i> = 0.99) and satiety (<i>P</i> = 0.65) area under the curve after the standardized test meal also did not differ between the groups nor did <i>ad libitum</i> energy intake at lunch. In summary, the 12-wk diet and exercise interventions were equally effective at maintaining weight loss in women, and no differences in measures of appetite regulation and food intake were found.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 12","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7978467/pdf/nihms-1680412.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"25502487","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Abnormal Exercise Test or CVD History on Weight Loss or Fitness: the Look AHEAD Trial.","authors":"John M Jakicic, Edward S Horton, Jeffrey M Curtis, Tina M Killean, George A Bray, Lawrence J Cheskin, Karen C Johnson, Roeland J W Middelbeek, F Xavier Pi-Sunyer, Judith G Regensteiner, Paul M Ribisl, Lynne Wagenknecht, Mark A Espeland","doi":"10.1249/tjx.0000000000000134","DOIUrl":"10.1249/tjx.0000000000000134","url":null,"abstract":"<p><strong>Purpose: </strong>Obesity and type 2 diabetes are associated with an increased risk of cardiovascular disease (CVD) and the combination of weight loss and increased physical exercise are commonly recommended to reduce CVD. This study examined whether people with obesity and type 2 diabetes with an abnormal graded exercise tolerance test (GXT) or a history of CVD would have less success in achieving weight loss and improved fitness, compared to adults without these conditions.</p><p><strong>Methods: </strong>The Look AHEAD Study examined whether an intensive lifestyle intervention (ILI) compared with diabetes support and education (DSE) reduced cardiovascular events in adults with overweight/obesity and type 2 diabetes. Participants underwent a baseline maximal GXT and provided medical history data. Weight loss and fitness change were examined in 5011 participants over four years in those with or without an abnormal baseline GXT and/or history of CVD.</p><p><strong>Results: </strong>After four years, weight loss in both ILI and DSE were significantly greater in those without a prior history of CVD than in those with a CVD history (6.69% vs 5.98%, p=0.02, in ILI and 0.73 vs -.07% (weight gain), p=0.01, in DSE). Likewise, those without a prior history of CVD experienced greater improvements in fitness in both ILI and DSE relative to those with a history of CVD. Having an abnormal GXT at baseline did not affect weight loss or fitness.</p><p><strong>Conclusions: </strong>A history of CVD at baseline modestly lessened weight loss and fitness changes at 4 years, whereas having any abnormality on the baseline GXT did not affect these outcomes. Thus, weight loss and improved fitness are achievable in adults with a history of CVD or ECG abnormalities.</p>","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":"5 12","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8130141/pdf/nihms-1584708.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39016768","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of Self-selected or Predetermined Intensity Aerobic Exercise on the Quality of Life of Adolescents with Obesity","authors":"T. A. Barros, W. L. Prado, T. R. Tenório, R. Freitas-Dias","doi":"10.1249/TJX.0000000000000113","DOIUrl":"https://doi.org/10.1249/TJX.0000000000000113","url":null,"abstract":"\u0000 This study aimed to compare the effects of aerobic training at self-selected intensity (SIE) and predetermined intensity (PIE) on the health-related quality of life (HRQOL) in adolescents with obesity. Randomized clinical trial conducted with 37 adolescents (boys and girls), 13–18 yr old, at Tanner stages 3–4, and body mass index ≥95th. Eighteen adolescents were randomly assigned to SIE and 19 to PIE. Aerobic training sessions consisted of 35 min of training on a treadmill, three times per week, for 12 wk. SIE group chose the speed/intensity at the beginning of each training session and was able to change it every 5 min. PIE group trained at a PIE of 60%–70% of heart rate reserve. The Pediatric Quality of Life Inventory was used in to measure HRQOL. Twenty-five adolescents completed the experimental protocol (SIE = 13 and PIE = 12). Heart rate during sessions was higher for PIE than SIE. Both groups decreased body mass (SIE from 100.7 ± 21.85 to 92.1 ± 25.20 kg; PIE from 98.9 ± 24.93 to 88.1 ± 12.91 kg; P = 0.01), body mass index (SIE from 37.4 ± 7.24 to 33.7 ± 8.55 kg·m−2; PIE from 37.3 ± 7.15 to 33.4 ± 5.48 kg·m−2; P < 0.01), and sum of skinfold thickness (SIE from 180.4 ± 26.33 to 163.5 ± 25.04 mm; PIE from 174.00 ± 28.55 to 149.00 ± 32.10 mm; P = 0.01) without group differences. PIE improved HRQOL at social functioning (PIE from 70.0 ± 15.9 vs to 80.9 ± 13.75; P = 0.02). Compared with PIE exercise, SIE did not induce additional improvements in HRQOL in adolescents with obesity.","PeriodicalId":75243,"journal":{"name":"Translational journal of the American College of Sports Medicine","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-12-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43326321","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}