Physical activity and nutrition最新文献

{"title":"Screening performance of a lifestyle-based questionnaire score for vitamin D deficiency and related functional and physiological characteristics in older women.","authors":"Hyeongmo Jeong, Deokhwa Jeong, Sunghwun Kang","doi":"10.20463/pan.2026.0004","DOIUrl":"10.20463/pan.2026.0004","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to determine if a lifestyle-based questionnaire on vitamin D can effectively screen for vitamin D deficiency in community-dwelling older women and whether such deficiency correlates with negative functional and physiological profiles.</p><p><strong>Methods: </strong>Eighty older women completed a vitamin D questionnaire that assessed their dietary intake, sunlight exposure behaviors, and awareness of vitamin D. They also provided fasting blood samples, with serum 25-hydroxyvitamin D levels used to classify participants as deficient or non-deficient. Body composition and performance on the Senior Fitness Test (SFT) were evaluated, alongside measurements of circulating myostatin, follistatin, tumor necrosis factor-alpha, and interleukin-1 beta. Differences between groups and correlations among questionnaire scores, serum vitamin D levels, and assessed outcomes were analyzed.</p><p><strong>Results: </strong>The group with vitamin D deficiency exhibited lower muscle mass, poorer muscle function, and reduced cardiorespiratory endurance compared to the non-deficient group. Additionally, the deficient group had higher levels of myostatin, lower levels of follistatin, a diminished follistatin-to-myostatin ratio, and elevated inflammatory cytokines. Positive associations were found between serum vitamin D levels and questionnaire total scores with muscle mass and functional measures, while inverse relationships were noted with myostatin and inflammatory markers.</p><p><strong>Conclusion: </strong>The questionnaire-based approach proved effective for identifying older women at risk for vitamin D deficiency. Combined with serum vitamin D status, it was associated with functional impairment and an unfavorable myokine-inflammatory profile. This supports the implementation of community screening to identify high-risk individuals for further testing and targeted lifestyle interventions.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"30 1","pages":"23-31"},"PeriodicalIF":0.0,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13065385/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147647694","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":"Impaired sleep quality and mental health are associated with the severity of menopausal symptoms.","authors":"Jin Sakamoto, Saya Okamoto, Chao-An Lin, Kazushige Goto","doi":"10.20463/pan.2026.0003","DOIUrl":"10.20463/pan.2026.0003","url":null,"abstract":"<p><strong>Purpose: </strong>We compared sleep quality and mental health in healthy menopausal women and healthy young women. In addition, the impact of the severity of menopausal symptoms on each variable was determined.</p><p><strong>Methods: </strong>Twenty menopausal women (MW; 49 ± 3 years) and 20 young women (YM; 20 ± 1 years) were recruited. Body composition, mental health scores (evaluated using the Center for Epidemiologic Studies Depression Scale [CES-D], the Depression Anxiety Stress Scale-21 [DASS-21], the School Form-8 [SF-8, health-related QOL]), and sleep score (evaluated using the Pittsburgh Sleep Quality Index [PSQI]) were assessed.</p><p><strong>Results: </strong>Body composition did not significantly differ between the groups. In the MW group, the CES-D and DASS-21 scores were significantly higher. Also, PSQI scores were significantly higher, indicating impaired sleep quality. Moreover, women with more severe menopausal symptoms had significantly lower sleep quality and inferior mental stress (evaluated by DASS-21 [Stress]) than those with less-severe symptoms.</p><p><strong>Conclusion: </strong>Sleep quality and mental health are negatively impacted by menopause, especially among those with severe symptoms.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"30 1","pages":"18-22"},"PeriodicalIF":0.0,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13065387/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147647683","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":"Food frequency questionnaire for Japanese athletes: validation with junior high school athletes.","authors":"Yosuke Nagashima, Masaharu Kagawa, Akiko Horikawa, Akiyo Shiohara, Ayana Mitsume, Kazuko Ishikawa-Takata","doi":"10.20463/pan.2025.0031","DOIUrl":"10.20463/pan.2025.0031","url":null,"abstract":"<p><strong>Purpose: </strong>To investigate the validity of a food frequency questionnaire (FFQ) developed for Japanese athletes (FFQJA) among junior high school students.</p><p><strong>Methods: </strong>Sixty-four junior high school soccer players (13-15 years old) completed the FFQ and provided dietary records (DRs) for 3 nonconsecutive days (2 weekdays and 1 weekend day). Individual ranking estimates, crude Spearman's correlation coefficients, and energy-adjusted correlation coefficients were used to validate the FFQ. To evaluate the mean estimates, the differences and percentage differences between the results obtained from the DRs and FFQ were calculated. The consistency of intakes between the two methods and the validity of classification were evaluated.</p><p><strong>Results: </strong>The median crude correlation coefficients between the questionnaire responses and DRs were 0.483 (range: 0.350-0.708) and 0.386 (range: 0.191-0.684) for nutrients and food groups, respectively. The median energy-adjusted correlation coefficients were 0.477 (range: 0.340-0.722) and 0.384 (range: -0.112 to 0.744), respectively. The median percentage differences were -7.2 and -17.6, respectively, and the median intraclass correlation coefficients were 0.469 and 0.214, respectively. Cross-classification analysis showed that the median kappa values were 0.350 and 0.275, respectively. The misclassification rate was 3% for nutrients and 6% for food groups.</p><p><strong>Conclusion: </strong>The FFQ developed and validated for Japanese athletes was found to be valid for Japanese junior high school soccer players. Therefore, the FFQJA could be a suitable tool for ranking and categorizing individuals among Japanese junior high school athletes.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"23-31"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784030/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936363","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":"Metabolic syndrome and related factors in early-old and late-old cancer survivors.","authors":"Sookyung Jeong, Minjeong An","doi":"10.20463/pan.2025.0039","DOIUrl":"10.20463/pan.2025.0039","url":null,"abstract":"<p><strong>Purpose: </strong>The purpose of this study was to examine the prevalence of, and factors associated with, metabolic syndrome in older cancer survivors by comparing early-old (65-74 years) and late-old (≥75 years) groups using nationally representative data.</p><p><strong>Methods: </strong>A cross-sectional secondary data analysis was performed. Logistic regression was used to identify factors associated with metabolic syndrome in each age group.</p><p><strong>Results: </strong>The prevalence of metabolic syndrome was 41.7% in the early-old group and 43.7% in the late-old group. In both groups, a body mass index ≥25 kg/m² was significantly associated with metabolic syndrome. Adherence to aerobic physical activity and high sugar intake were inversely associated with metabolic syndrome in the early-old group, and moderate-intensity physical activity was inversely associated, and high household income was positively associated, with metabolic syndrome in the late-old group.</p><p><strong>Conclusion: </strong>Risk factors for metabolic syndrome differ between early-old and late-old cancer survivors. Tailored health strategies that reflect subgroup characteristics are required to manage risks and improve survivorship care.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"92-99"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784037/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936400","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 walk ratio and osteoporosis and sarcopenia in community-dwelling older women.","authors":"Minjun Kim, Soo Hyun Park, Inhwan Lee","doi":"10.20463/pan.2025.0032","DOIUrl":"10.20463/pan.2025.0032","url":null,"abstract":"<p><strong>Purpose: </strong>The objective of this study was to analyze the associations between walk ratio and the prevalence of osteoporosis and sarcopenia among older women in the community.</p><p><strong>Methods: </strong>A total of 225 community-dwelling older women participated in the study. All participants underwent standardized assessments of body composition, anthropometry, and gait parameters. Based on walk ratio, which was calculated based on step length and cadence, participants were categorized into the lowest tertile, middle tertile, and highest tertile, corresponding to the lowest, middle, and highest 33%, respectively. Osteoporosis and sarcopenia were classified based on femoral neck bone mineral density and the appendicular skeletal muscle mass index, respectively. Binary logistic regression was used to estimate the odds ratios (ORs) for exposure to osteoporosis and sarcopenia across walk ratio levels.</p><p><strong>Results: </strong>After adjusting for covariates, results showed that individuals in the lowest tertile had significantly higher odds of having osteoporosis (OR = 2.240, 95% CI = 1.031-4.866, p = .004) and sarcopenia (OR = 2.848, 95% CI = 1.271-6.383, p = .011) than those in the highest tertile (OR = 1, reference). Additionally, the odds of concurrent exposure to osteosarcopenia were significantly higher in the lowest tertile (OR = 5.902, 95% CI = 1.209-28.819, p = .028) compared to the highest tertile (OR = 1, reference).</p><p><strong>Conclusion: </strong>These findings suggest that a low walk ratio is an independent risk factor for both osteoporosis and sarcopenia, and may serve as a predictive indicator capable of simultaneously identifying osteosarcopenia.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"32-39"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784038/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936236","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":"Validation of the arabic multidimensional facebook intensity scale and its relationships with life satisfaction, happiness, and physical activity.","authors":"Hilmi Jelleli, Nashwan Nashwan, Omar Hindawi, Mohamed Ben Aissa, Mahmoud Rebhi, Wiem Melki, Mouna Saidane, Noomen Guelmami, Tore Bonsaksen","doi":"10.20463/pan.2025.0029","DOIUrl":"10.20463/pan.2025.0029","url":null,"abstract":"<p><strong>Purpose: </strong>Despite Facebook's widespread use in Arab countries, validated Arabic tools to assess the intensity of its use and related psychological and behavioral outcomes are lacking. This study aims to validate the Arabic version of the Multidimensional Facebook Intensity Scale (A-MFIS) and examine its associations with life satisfaction, happiness, and physical activity in a large Tunisian adult sample.</p><p><strong>Methods: </strong>A cross-sectional online survey was conducted with 1,068 adults. The survey included sociodemographic questions, the A-MFIS, the Arabic Satisfaction with Life Scale (ASWLS), the Arabic Scale of Happiness (ASH), and the International Physical Activity Questionnaire (IPAQ). The sample was randomly split into an exploratory group and a confirmatory group. Exploratory and confirmatory factor analyses were used to assess the factorial structure, internal consistency, and construct validity of the A-MFIS.</p><p><strong>Results: </strong>Analyses supported a second-order model with four factors and 13 items, showing acceptable model fit. The A-MFIS demonstrated strong internal consistency and construct validity. Significant negative correlations were found between Facebook intensity and life satisfaction, happiness, and physical activity levels.</p><p><strong>Conclusion: </strong>The A-MFIS is a reliable and valid tool for assessing Facebook use intensity in Arabic-speaking contexts. It can facilitate future research, clinical assessments, and interventions aimed at improving digital well-being. Future studies should explore its applicability in other Arab cultures and longitudinal settings. This validated instrument provides researchers and practitioners in Arabic-speaking populations with a culturally appropriate tool to assess Facebook usage intensity, enabling future research and interventions on digital well-being.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"1-14"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784035/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936617","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":"Alterations in energy expenditure and muscle performance following short-term muscle immobilization and rehabilitative exercise in mice.","authors":"Sunghwan Kyun, Gyuli Kwon, Deunsol Hwang, Inkwon Jang, Taeho Kim, Hun-Young Park, Sung-Woo Kim, Kiwon Lim, Jisu Kim","doi":"10.20463/pan.2025.0036","DOIUrl":"10.20463/pan.2025.0036","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to investigate the systemic metabolic and functional consequences of short-term hindlimb immobilization and to determine the role of rehabilitative exercise in facilitating recovery of muscle mass, function and whole-body energy metabolism.</p><p><strong>Methods: </strong>Male ICR mice (n = 20) underwent 2 weeks of unilateral hindlimb immobilization, followed by 2 weeks of recovery with (n = 10) or without (n = 10) treadmill-based rehabilitative exercise. Whole-body energy metabolism (oxygen uptake, carbon dioxide production, respiratory exchange ratio, carbohydrate oxidation, fat oxidation, energy expenditure) was measured with body composition, grip strength, and gait analysis at three points: pre-immobilization, post-immobilization, and recovery.</p><p><strong>Results: </strong>Immobilization induced significant reductions in body weight, lean mass, grip strength, and stride length, confirming rapid onset of immobilization-induced muscle atrophy. Paradoxically, despite the reduction in muscle mass and function, immobilization increased oxygen uptake, carbon dioxide production, fat oxidation, and energy expenditure, while reducing the respiratory exchange ratio. During recovery, exercise promoted lean mass restoration, increased grip strength and improved gait performance compared with passive recovery. Exercise also maintained carbohydrate utilization and energy expenditure, counteracting the decline observed in the passive recovery group.</p><p><strong>Conclusion: </strong>Short-term immobilization induces both structural and functional impairments and maladaptive systemic metabolic alteration such as enhanced fat oxidation and increased energy cost due to potential inefficiency. In contrast, rehabilitative exercise effectively restores muscle mass and function and supports metabolic flexibility. These findings underscore the importance of early low-intensity exercise as a strategy to preserve muscular and metabolic health during recovery from muscle immobilization.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"64-74"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784039/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936199","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 a 12-week combined exercise-nutrition intervention on body composition, physical fitness, and lifestyle disease indicators in women with normal weight obesity.","authors":"Dasom Heo, Man-Gyoon Lee, Won-Sang Jung","doi":"10.20463/pan.2025.0035","DOIUrl":"10.20463/pan.2025.0035","url":null,"abstract":"<p><strong>Purpose: </strong>This study investigated the effects of 12 weeks of nutrition education and combined exercise training on body composition, physical fitness, and lifestyle disease indicators in women with normal weight obesity (NWO).</p><p><strong>Methods: </strong>Twenty-six women with NWO in their 30s (BMI 18.5-22.9 kg/m2, body fat ≥ 30%) were randomly assigned to either a diet education and exercise training group (DE+TR; n = 13) or a diet education only group (DE; n = 13). The DE+TR group performed 80 minutes of combined exercise (40 min aerobic + 40 min resistance) three days per week for 12 weeks with nutrition education. The DE group received nutrition education only. Body composition, physical fitness, and lifestyle disease indicators were measured pre- and post-intervention using two-way repeated measures ANOVA.</p><p><strong>Results: </strong>Body fat mass and body fat percentage decreased significantly in both groups, while fat-free mass increased only in the DE+TR group (p < .05). Physical fitness parameters (grip strength, sit-ups, flexibility, standing long jump, VO2max) and all 1-RM tests improved significantly only in the DE+TR group. Lifestyle disease indicators improved significantly in the DE+TR group: hypertension markers (heart rate, systolic blood pressure, mean arterial pressure, rate pressure product), diabetes markers (fasting glucose, insulin, HOMA-IR), lipid profiles (total cholesterol, triglycerides, LDL-C, HDL-C), and atherosclerosis risk ratios all showed favorable changes (p < .05).</p><p><strong>Conclusion: </strong>Twelve weeks of combined nutrition education and exercise training effectively improves body composition, physical fitness, and lifestyle disease indicators in women with NWO, providing more comprehensive health benefits than nutrition education alone. From a public health perspective, these findings support the implementation of combined exercise-nutrition programs in community health centers and workplace wellness programs for women identified with NWO.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"57-63"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784032/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936344","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":"A study on the nutritional intake status and nutrition awareness of Korean national athletes with disabilities.","authors":"Ji Young Kim, Sung Yeon Kim, Sung Mi Lee, Young Hwan An","doi":"10.20463/pan.2025.0038","DOIUrl":"10.20463/pan.2025.0038","url":null,"abstract":"<p><strong>Purpose: </strong>This study was conducted to provide basic data for nutritional strategies to enhance athletic performance in athletes with disabilities by analyzing their nutritional intake, sport-specific comparisons, and awareness of nutrition.</p><p><strong>Methods: </strong>A total of 26 athletes (17 males, 9 females; average age = 40.67 years) participated in the study. All foods consumed over three days were recorded using the CANPRO program (version 6.0). Demographic characteristics, nutritional awareness, and perceived importance of nutrition were assessed through a Google Form questionnaire. Data were analyzed with SPSS (version 23.0) to compute means and standard deviations, with statistical significance set at p < .05. Participants included athletes from the following sports: badminton (n = 6), shooting (n = 1), swimming (n = 2), powerlifting (n = 6), judo (n = 1), athletics (n = 1), table tennis (n = 7), and wheelchair rugby (n = 2).</p><p><strong>Results: </strong>The average daily energy intake was 2,096.03 kcal for male athletes and 1,680.57 kcal for female athletes, with no significant sex-based differences in caloric or nutrient intake. Among sports, wheelchair rugby players (n = 2) showed the highest average intake (2,524.49 kcal), followed by powerlifters (n = 6) at 2,323.9 kcal, and badminton players (n = 6) at 1,926.09 kcal, indicating that strength- or power-focused sports require higher energy consumption. All participants agreed that nutrition is closely linked to athletic performance, and about 73% believed it directly affects performance. Additionally, 88% recognized the need for professional nutritional education.</p><p><strong>Conclusion: </strong>The results of the study can serve as foundational data to establish future nutritional strategies for athletes with disabilities.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"83-91"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784040/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936195","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":"Validation of the 5-minute running test as a physiological indicator of aerobic fitness.","authors":"Jong-Ho Park, Keun-Ok An, Seong-Eon Kim","doi":"10.20463/pan.2025.0033","DOIUrl":"10.20463/pan.2025.0033","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate the validity of the 5-minute running test (5RFT) as a field-based assessment of aerobic fitness by examining its correlation with maximal oxygen uptake (VO2max) measured using the Bruce protocol.</p><p><strong>Methods: </strong>Twenty-one healthy male participants majoring in physical education at S University completed both the 5RFT and a laboratory-based VO2max test using the Bruce protocol. During the 5RFT, oxygen consumption was measured using a portable metabolic gas analyzer (K5, COSMED, Italy). VO2max values from the 5RFT were compared with laboratory-based measurements to determine validity.</p><p><strong>Results: </strong>The 5RFT showed a strong positive correlation with VO2max measured using the Bruce protocol (r = 0.675, p < 0.05). Additionally, a significant correlation was observed between the 5-minute oxygen consumption measured by K5 and the 5RFT (r = 0.621, p < 0.01). However, mean difference analysis indicated that the 5RFT estimation values were higher than both the K5 and Bruce protocol results (p < 0.001).</p><p><strong>Conclusion: </strong>The findings suggest that the 5-minute running test, in combination with portable metabolic gas analysis, is a valid and practical method for estimating aerobic fitness in field settings. While the 5RFT may overestimate VO2max values compared to laboratory testing, its strong correlations support its applicability as a convenient alternative assessment tool.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"29 4","pages":"40-47"},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12784031/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936578","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}