Physical activity and nutrition最新文献

{"title":"Alcohol consumption after downhill running does not affect muscle recovery but prolongs pain perception in East Asian men.","authors":"Koichiro Hayashi, Hirofumi Tanaka","doi":"10.20463/pan.2024.0029","DOIUrl":"10.20463/pan.2024.0029","url":null,"abstract":"<p><strong>Purpose: </strong>Alcoholic beverages are commonly consumed following athletic competitions and strenuous exercise for celebration or relaxation purposes. Whether and how alcohol consumption influences muscle recovery and perceived pain following unaccustomed eccentric exercise is unclear. We aimed to determine the effects of alcohol consumption after downhill running on muscular strength and perceived pain in East Asian men.</p><p><strong>Methods: </strong>Twenty-four young men performed 45 min of downhill (-10%) running at a corresponding speed of 70% VO2 max. Immediately after downhill running and again 24 h later, the participants consumed either an alcoholic beverage (1 g ethanol/kg body weight, alcohol group, n=12) or the same quantity of water (control group, n=12).</p><p><strong>Results: </strong>Peak isometric and concentric muscle contraction torques during knee extension (via the isokinetic dynamometer) and squat jump height decreased 24 h after downhill running (all p&lt;0.05); however, there were no significant differences between the two groups. The visual analog scores for pain (pain scores) in the quadriceps, hamstring, gastrocnemius, and gluteus maximus muscles increased at 24 h and 48 h in both groups (all p&lt;0.05). Pain scores in the quadriceps decreased gradually from 24 h to 48 h in the control group, but no such trend was observed in the alcohol group (group × time interaction effect; F=4.47, p&lt;0.05).</p><p><strong>Conclusion: </strong>Acute alcohol consumption does not seem to affect muscle strength or jump performance during recovery. However, the effects on pain appear to persist longer after alcohol consumption in East Asian men.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"24-30"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811611/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400562","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 supplement L-theanine on cognitive anxiety, salivary alpha-amylase, and cortisol in archery competition.","authors":"In-Soo Lim","doi":"10.20463/pan.2024.0034","DOIUrl":"10.20463/pan.2024.0034","url":null,"abstract":"<p><strong>Purpose: </strong>Archery is a representative sport requiring high levels of concentration. Accordingly, assessing participants' physiological and psychological factors related to tension, anxiety, and stress represents a valuable resource for enhancing performance. This study examines the impact of L-theanine administration on archers&apos; cognitive anxiety levels, salivary alpha-amylase (sAA), and salivary cortisol (sC) in archery competition.</p><p><strong>Methods: </strong>The study included 18 athletes from women&apos;s colleges who participated in the 50-meter individual competition at the 40th president&apos;s cup national archery competition in June 2023. Athletes' anxiety levels were assessed on a Likert scale, ranging from 1 \"not at all\" to 10 \"extremely anxious.\" Saliva samples were collected 30, 20, and 10 minutes before and 20 minutes after the game. Repeated measures of the general linear model ANOVA were performed to compare the mean values of sAA and anxiety level.</p><p><strong>Results: </strong>Cognitive anxiety levels were significantly reduced in the treatment compared to the placebo group at 10 minutes before the game (p&lt;.05); sAA levels were significantly reduced in the treatment group compared to the placebo group at 20 and 10 minutes before the game (pre-20 and pre-10, respectively); and sC levels were significantly reduced in the treatment compared to the placebo group at 10 minutes before the game (p&lt;.05).</p><p><strong>Conclusion: </strong>The findings demonstrate that L-theanine treatment is an efficacious intervention for reducing cognitive anxiety, sAA, and sC levels in sports. Therefore, it is recommended to alleviate competitive anxiety in sports requiring high concentration levels such as archery.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"70-74"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811612/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400756","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":"Changes in body composition, physical fitness and quality of life on robotic gait assisted training in patients with Guillain-Barré Syndrome: a case report.","authors":"Moon Jin Lee, Sung Jin Yoon","doi":"10.20463/pan.2024.0027","DOIUrl":"10.20463/pan.2024.0027","url":null,"abstract":"<p><strong>Purpose: </strong>This case report evaluates changes in body composition, physical fitness, and quality of life in a patient with Guillain-Barre syndrome (GBS) undergoing training with an end-effector gait robotic device.</p><p><strong>Methods: </strong>A 35-year-old man with GBS completed interval training using a robotic gait assistant three times weekly for four weeks. The training intensity was set at 70-75% (Phase 1) and 80-85% (Phase 2) of the target heart rate, calculated using the heart rate reserve. Evaluations included body composition, physical fitness, isometric strength, gait performance, and quality of life indices.</p><p><strong>Results: </strong>Post-intervention, improvements were observed across all parameters. Body weight increased by 1.2%, while body fat percentage and visceral fat decreased by 5.4% and 3.7%, respectively. Muscle mass increased by 3.3%, and isometric strength improved at all tested sites. Gait speed increased from 0.7 to 1.8 km/h (157.1%), and the number of steps per minute increased from 33 to 77 (133.3%). The timed up-and-go (TUG) test improved by 7.1%, and exercise self-efficacy (ESE) scores increased by 29.1%.</p><p><strong>Conclusion: </strong>These findings align with the principles of neuromuscular adaptation, motor learning, and neuroplasticity. Interval training with a robotic gait device may effectively restore physical function and improve quality of life in patients with GBS. However, the limitations of this single case study highlight the need for randomized controlled trials with larger cohorts and long-term effectiveness assessments.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"9-14"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811613/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400627","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 aerobic exercise on beta-amyloid, insulin resistance, and blood markers in obese middle-aged women.","authors":"Jaemyun Ko, Sungeun Park","doi":"10.20463/pan.2024.0031","DOIUrl":"10.20463/pan.2024.0031","url":null,"abstract":"<p><strong>Purpose: </strong>This research focused on examining how an 8-weeks intervention of high-intensity (HIAE) and moderate-intensity aerobic exercise (MIAE) influenced body composition, β-amyloid (Aβ) levels, metabolic markers (glucose, insulin, and HOMA-IR), and blood lipid profiles (total cholesterol [TC], triglycerides [TG], low-density lipoprotein-cholesterol [LDL-C], and high-density lipoprotein-cholesterol [HDL-C]) in obese middle-aged women.</p><p><strong>Methods: </strong>Thirty obese middle-aged women (body mass index [BMI] ≥ 25 kg/m2, body fat ≥ 30%) were randomly divided into three groups: HIAE, MIAE, or control groups (n = 10 per group). The exercise groups performed aerobic exercise three times per week for 8 weeks at an intensity of 80-85% (HIAE) and 60-65% (MIAE) of VO2max. Body composition, Aβ levels, metabolic markers, and blood lipid profiles were measured before and after the intervention. A two-way repeated-measures analysis of variance (ANOVA) was applied to analyze the data and determine interaction effects.</p><p><strong>Results: </strong>Both the HIAE and MIAE groups showed notable reductions in body weight, body fat percentage, BMI, Aβ, glucose, insulin, HOMA-IR, and all blood lipid variables over time compared to the control group (p &lt; 0.001). Significant time-by-group interaction effects were observed for each variable, with HIAE resulting in greater reductions in TC, TG, and LDL-C, and greater increases in HDL-C. Post hoc analyses showed a substantial rise in HDL-C levels for the HIAE group compared to the control group (p = 0.000), with a trend toward greater increases than in MIAE (p = 0.058).</p><p><strong>Conclusion: </strong>HIAE and MIAE interventions effectively improved metabolic and cognitive health markers in middle-aged women with obesity. These findings emphasize the dose-response effects of exercise intensity, with HIAE offering greater benefits for lipid control and Aβ reduction.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"42-48"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811618/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400654","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":"IoT-enabled biosensors for real-time monitoring and early detection of chronic diseases.","authors":"Md Najmul Hosain, Yi-Sub Kwak, Jaeeun Lee, Hongseok Choi, Jungwon Park, Jongnam Kim","doi":"10.20463/pan.2024.0033","DOIUrl":"10.20463/pan.2024.0033","url":null,"abstract":"&lt;p&gt;&lt;strong&gt;Purpose: &lt;/strong&gt;The main objective of this study is to examine and highlight the substantial impact of integrating Internet of Things (IoT) technology and biosensors in the healthcare sector, focusing on their potential to drive substantial advancements and improvements in healthcare. Emphasis is placed on tackling the global challenge posed by chronic diseases by proposing an all-encompassing healthcare system that facilitates real-time monitoring, early detection, and remote management of these conditions. Chronic diseases, distinguished by their prolonged duration and gradual progression, have emerged as a marked challenge for healthcare systems worldwide. This paper seeks to illustrate how biosensors, with the capability to identify specific biomarkers, can play a pivotal role in delivering personalized patient care, enhancing outcomes, and mitigating healthcare expenses.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Methods: &lt;/strong&gt;This review was conducted using a systematic and comprehensive approach to analyze the integration of Internet of Things (IoT) technology with biosensors for real-time monitoring and early detection of chronic diseases. Relevant literature was sourced from reputable databases, including IEEE Xplore, PubMed, and Elsevier&apos;s ScienceDirect, focusing on studies published between 2014 and 2024. Keywords such as \"IoT in healthcare,\" \"biosensors for chronic diseases,\" and \"real-time monitoring systems\" guided the selection process. This review included original research articles, review papers, and case studies, which were critically analyzed to assess current advancements, challenges, and future directions in this interdisciplinary field. The findings were synthesized to provide an in-depth understanding of how IoT-enabled biosensors are transforming healthcare, particularly in chronic disease management.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Results: &lt;/strong&gt;This research explores the integration of IoT and biosensors for real-time monitoring of chronic diseases. The combination offers personalized healthcare, early detection, and cost reduction. Applications include remote patient monitoring, cardiac health, glucose management, and elderly care. Despite challenges, ongoing advancements promise to optimize accuracy, efficiency, and ethical soundness, ushering in a patient-centric healthcare era.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Conclusion: &lt;/strong&gt;The integration of IoT-enabled biosensors approach to addressing global challenges posed by chronic diseases. This study highlights the potential of this convergence in healthcare by facilitating real-time monitoring, early detection, and personalized care. By surpassing limitations of traditional monitoring systems, IoT-enabled biosensors provide continuous insights into patients&apos; health, enabling proactive interventions. Their applications are demonstrated in diverse domains, including remote monitoring, cardiac health, glucose management, and elderly care, showcasing their role in advancing precision medicine and improvi","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"60-69"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811615/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400847","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":"Can consumption of finger millet diet improve mental health status in athletes: a possible link with modulation of cortisol levels.","authors":"Ekta Tanwar, Kommi Kalpana","doi":"10.20463/pan.2024.0032","DOIUrl":"10.20463/pan.2024.0032","url":null,"abstract":"<p><strong>Purpose: </strong>Despite the promising health benefits of finger millet, there is a notable lack of research specifically examining its effects on athletes' mental health. Therefore, the present narrative review aimed to explore the potential of finger millet (Eleusine coracana) in enhancing the mental health status of athletes.</p><p><strong>Methods: </strong>For this narrative review databases like \"PubMed,\" \"SPORTDiscus,\" \"Scopus,\" \"ProQuest\" and \"Google Scholar\" were referred to identify and analyze the studies to determine their relevance and findings.</p><p><strong>Results: </strong>Studies have shown that nutritional intervention has a significant impact on mental health through improved mood, cognitive function, and overall well-being. Finger millet is a valuable reservoir of vital nutrients , including amino acids, vitamins, minerals, and antioxidants, which play crucial roles in reducing oxidative stress and cortisol levels, which are key factors in mental health disorders. Furthermore, low glycemic index and high dietary fiber content of finger millet contribute to stable blood sugar levels, which are crucial for maintaining mental stability and preventing stress-induced cortisol spikes. Dietary fiber in finger millet also helps in boosting the gut microbiota, which helps in stimulating mental and cognitive health through the gut-brain axis.</p><p><strong>Conclusion: </strong>Given the physical and psychological demands on athletes, incorporating finger millet into their diets could offer a holistic approach for improving both performance and mental well-being. Despite these promising findings, the specific effect of finger millet on athletes&apos; mental health remains unclear. This review highlights the need for more focused research on this topic, emphasizing the potential of finger millet as a na-t ural dietary intervention to enhance mental health and stress management in athletes. We conclude by calling for more comprehensive studies to fully understand the mechanisms and benefits of finger millet in athletic populations, aiming to bridge the current gap in the literature and pave the way for evidence-based dietary recommendations.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"49-59"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811619/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400624","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 review of sarcopenia pathogenesis and therapeutic approaches: resistance exercise, nutrition, and monoterpenes.","authors":"Sangmoon Lee, Suji Baek, Hangyul Park, Kang Han, Kang Pa Lee, Sang Hyun Ahn","doi":"10.20463/pan.2024.0036","DOIUrl":"10.20463/pan.2024.0036","url":null,"abstract":"<p><strong>Purpose: </strong>Sarcopenia, characterized by the age-related loss of muscle mass and function, is a multifactorial condition influenced by oxidative stress, hormonal changes, and chronic inflammation. This study investigated the effects of resistance exercise and nutritional interventions, including antioxidants, such as monoterpenes, on sarcopenia prevention and treatment.</p><p><strong>Methods: </strong>To identify relevant studies, a comprehensive literature search was conducted using electronic databases including PubMed and Google Scholar. Keywords such as \"sarcopenia,\" \"resistance exercise,\" \"antioxidants,\" \"nutrition,\" \"muscle regeneration,\" and related terms were utilized to gather evidence on the prevention and management of sarcopenia.</p><p><strong>Results: </strong>This review focuses on the etiological factors of sarcopenia, particularly the decline in muscle function and acceleration of muscle protein degradation. This highlights the critical importance of the combined effects of exercise and nutrition in overcoming these challenges, with special emphasis on the potential of antioxidant intake as a promising solution for managing this condition.</p><p><strong>Conclusion: </strong>An integrated approach combining periodic resistance exercise with antioxidant-rich nutritional strategies is essential for the management of sarcopenia. By promoting muscle development and inhibiting protein breakdown, this dual strategy provides an effective framework for preventing and treating sarcopenia, and improving quality of life of the aging population. Further studies are warranted to explore the clinical potential of monoterpenes in the treatment of sarcopenia.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"83-91"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811620/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400913","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":"Factors associated with changes in physical activity levels among Chinese international students in South Korea.","authors":"Chenqian Yin, Su Hyun Kim, Young Hoon Kim","doi":"10.20463/pan.2024.0030","DOIUrl":"10.20463/pan.2024.0030","url":null,"abstract":"<p><strong>Purpose: </strong>Physical activity is widely recognized for its physical and mental health benefits that are significant for international students who often encounter environmental and cultural challenges. This study aimed to assess the physical activity levels and changes among Chinese international students in South Korea and identify the factors associated with these changes.</p><p><strong>Methods: </strong>The study included 192 Chinese students from a single university, recruited via an anonymous survey link on WeChat that collected data on sociodemographics, health behaviors, acculturative stress, depression, and social support. Physical activity levels were assessed using the Global Physical Activity Questionnaire and changes in physical activity in South Korea were also evaluated. Multivariate multinomial logistic regression analysis was used to identify factors associated with decreased and increased physical activity among the students.</p><p><strong>Results: </strong>Among the participants, 33.9% indicated decreased physical activity, whereas 29.7% reported increased physical activity compared with their home country. Barriers include academic stress, time constraints, and unfamiliar environments, whereas facilitators include exercise facility accessibility and support from others. Increased physical activity was positively associated with older age, weight changes, and recreational activities. Poor self-health perception was positively associated with reduced physical activity, whereas perceived discrimination and transportation-related physical activity were negatively associated with reduced physical activity.</p><p><strong>Conclusion: </strong>Changes in physical activity levels and their associated factors among Chinese international students in South Korea were revealed. Multidimensional factors must be addressed to improve physical activity levels, especially considering the challenging circumstances faced by international students.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 4","pages":"31-41"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11811621/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400829","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 wearing a KF94 face mask on performance, perceptual parameters, and physiological responses during resistance exercise.","authors":"Minje Ji, Dohyeon Lee, Sewon Lee","doi":"10.20463/pan.2024.0019","DOIUrl":"10.20463/pan.2024.0019","url":null,"abstract":"<p><strong>Purpose: </strong>Wearing face masks in indoor public places, including fitness centers, is an effective strategy for preventing the airborne transmission of viruses. Despite this, limited research has addressed the effects of wearing a mask during resistance exercise, which is primarily performed in indoor fitness centers. This study investigated the effects of wearing a KF94 face mask on exercise volume, perceptual parameters, and cardiorespiratory and cardiovascular responses during resistance exercise.</p><p><strong>Methods: </strong>Twenty young men (23.8 ± 0.5 years old) participated in this randomized crossover trial. The participants performed moderate-intensity resistance exercise (60% of 1RM) sessions under two different conditions (KF94 mask vs. no mask). Cardiorespiratory parameters, exercise volume, rating of perceived exertion (RPE), and dyspnea were measured. Blood lactate concentration, blood pressure, arterial stiffness, and perceptual parameters were measured pre- and post-exercise.</p><p><strong>Results: </strong>Wearing the KF94 mask significantly reduced exercise volume, ventilation volume, and ventilation efficiency compared to exercising without a mask (p < 0.05). Although blood lactate concentration remained unchanged between the two conditions, RPE and dyspnea were significantly higher with the KF94 mask (p < 0.01). Central arterial stiffness post-exercise was significantly higher with the KF94 mask than without it (p < 0.01).</p><p><strong>Conclusion: </strong>Wearing a KF94 face mask during resistance exercise affected exercise volume, perceptual parameters, and cardiorespiratory and cardiovascular responses. These findings suggest that coaches and trainers should consider the individual characteristics when designing exercise prescriptions and modifying resistance exercise variables while wearing KF94 masks.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 3","pages":"17-26"},"PeriodicalIF":0.0,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540989/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142584122","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":"Pre-exercise supplementation with curcuma xanthorrhiza roxb has minimal impact on red blood cell parameters but reduces oxidative stress: a preliminary study in rats.","authors":"Ali Rosidi, Rr Annisa Ayuningtyas, Firdananda Fikri Jauharany, Sella Septi Ekasari, Annisa Izzatul Millah, Syfa Rahma Fauziah, Jihan Fadhilah, Luthfia Dewi","doi":"10.20463/pan.2024.0023","DOIUrl":"10.20463/pan.2024.0023","url":null,"abstract":"<p><strong>Purpose: </strong>This study examined the effects of longterm pre-exercise Curcuma xanthorriza Roxb supplementation on red blood cell indices along with circulating malondialdehyde (MDA) and superoxide dismutase (SOD) levels in response to endurance exercise to address previously inconsistent findings.</p><p><strong>Methods: </strong>Male Wistar rats (Rattus norvegicus; n = 20, aged 12-16 weeks) were divided equally into an exercise-only group (C) and three groups supplemented with Curcuma extract at dosages of 6.75 (T1), 13.50 (T2), and 20.25 mg (T3). Curcuma extract supplementation was administered for 28 d immediately prior to exercise.</p><p><strong>Results: </strong>Following 28 d of exhaustive swimming, the hematocrit and erythrocyte count increased by 15% (p = 0.06). Pre-exercise Curcuma supplementation did not significantly affect mean corpuscular volume or mean corpuscular hemoglobin concentration. Longterm exercise intervention resulted in elevated MDA levels by 41% (p <0.001), while Curcuma supplementation (13.50 mg) attenuated this increase by 16.6% (p = 0.09). Additionally, Curcuma supplementation resulted in a dose-dependent increase in SOD levels, with an 82.6% increase observed at 20.25 mg (p = 0.028).</p><p><strong>Conclusion: </strong>Our preliminary findings indicated that pre-exercise supplementation with Curcuma extract had a negligible effect on changes in red blood cell markers, but it mitigated the increase in oxidative stress induced by exercise training. Our future research direction will involve applying the findings to humans.</p>","PeriodicalId":74444,"journal":{"name":"Physical activity and nutrition","volume":"28 3","pages":"52-57"},"PeriodicalIF":0.0,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540990/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142584505","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}