116,277 results match your criteria group exercise

Acute Cardiometabolic and Perceptual Responses to Individual and Group-Based Body-Weight Resistance Exercise in Girls.

Pediatr Exerc Sci 2021 Jun 24:1-10. Epub 2021 Jun 24.

Michigan State University.

Girls' acute responses to group-based high-intensity interval exercise (HIIE) are not well characterized.

Purpose: To compare acute responses to treadmill-based HIIE (TM) and body-weight resistance exercise circuit (CIRC) and to CIRC performed in a small-group setting (group CIRC).

Method: Nineteen girls (9. Read More

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"It feels like somebody cut my legs off": Austerity, transportation and the 'web of dispossession' in Saskatchewan, Canada.

Soc Sci Med 2021 Jun 16;282:114147. Epub 2021 Jun 16.

Department of Community Health and Epidemiology, College of Medicine, University of Saskatchewan, Canada. Electronic address:

Mounting global evidence reveals a rise in austerity driven by neoliberalisation. We explored the health impacts of an austerity decision to shut down the Saskatchewan Transportation Company (STC) in Saskatchewan, Canada. We conducted 100 semi-structured interviews and 4 focus group discussions with former bus riders and stakeholders in health and social services followed by a member checking exercise. Read More

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Roles of age, sex, and weight status in the muscular fitness of Chinese Tibetan children and adolescents living at altitudes over 3600 m: A cross-sectional study.

Am J Hum Biol 2021 Jun 24:e23624. Epub 2021 Jun 24.

Key Laboratory of Adolescent Health Assessment and Exercise Intervention of Ministry of Education, East China Normal University, Shanghai, China.

Objective: This study aimed to assess the role of age, sex, and weight status in the development of muscular fitness in a large sample of Chinese Tibetan children and adolescents aged 7-18 years living in areas over 3600 m.

Method: A sample of 4673 Chinese Tibetan children and adolescents aged 7-18 years were recruited from 21 schools in three cities (Lhasa, Naqu, and Anduo) of Tibet, China. Grip strength, standing long jump, 30-s sit-ups, and 50-m dash were conducted to determine muscular fitness. Read More

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Rationale and study protocol for the Movement Oriented Games Based Assessment (MOGBA) cluster randomized controlled trial: A complex movement skill intervention for 8-12 year old children within 'Made to Play'.

PLoS One 2021 24;16(6):e0253747. Epub 2021 Jun 24.

School of Education, Faculty of Education and Arts, The University of Newcastle, Callaghan, New South Wales, Australia.

There is a positive relationship between children's movement competence and physical activity, with a further relationship established between physical activity and childhood obesity. The Movement Oriented Games Based Assessment (MOGBA) is a delivery and assessment intervention designed to improve children's complex movement skills, based on principles of motor development and assessment theories. MOGBA aims to improve children's movement competence, physical fitness and self-perceptions (physical and game) and increase children's moderate-to-vigorous physical activity (MVPA). Read More

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An Accessible Training Device for Children with Cerebral Palsy.

IEEE Trans Neural Syst Rehabil Eng 2021 Jun 24;PP. Epub 2021 Jun 24.

Walking and balance capabilities can be improved upon using repetitive ankle dorsiflexion exercises. Here we developed two types of pedal switches incorporated with training devices to improve their walking and balance performance of children with cerebral palsy. The first type of pedal switch can be used to operate a home appliance, while the second type of pedal switch can connect them to web games. Read More

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Neural adaptations to long-term resistance training: evidence for the confounding effect of muscle size on the interpretation of surface electromyography.

J Appl Physiol (1985) 2021 Jun 24. Epub 2021 Jun 24.

School of Sport, Exercise and Health Sciences, grid.6571.5Loughborough University, Leicestershire, United Kingdom.

This study compared elbow flexor (EF; Experiment 1) and knee extensor (KE; Experiment 2) maximal compound action potential (M) amplitude between long-term resistance trained (LTRT; n=15 and n=14, 6±3 and 4±1 years of training) and untrained (UT; n=14 and n=49) men; and examined the effect of normalising electromyography (EMG) during maximal voluntary torque (MVT) production to M amplitude on differences between LTRT and UT. EMG was recorded from multiple sites and muscles of EF and KE, M was evoked with percutaneous nerve stimulation, and muscle size was assessed with ultrasonography (thickness, EF) and magnetic resonance imaging (cross-sectional area, KE). Muscle-electrode distance (MED) was measured to account for the effect of adipose tissue on EMG and M. Read More

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Enhanced splenic volume and contraction in elite endurance athletes.

J Appl Physiol (1985) 2021 Jun 24. Epub 2021 Jun 24.

Environmental Physiology Group, Department of Health Sciences, grid.29050.3eMid Sweden University, Östersund, Sweden.

Splenic contraction, which leads to ejection of stored erythrocytes, is greater in athletes involved in regular freediving or high-altitude activities. As this response facilitates oxygen carrying capacity, similar characteristics may be expected of elite endurance athletes. Therefore, our aims were to compare resting and apnea-induced splenic volume in endurance athletes and untrained individuals, and to assess the athletes' exercise-induced splenic volume. Read More

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Dysanapsis in men and women with obesity.

J Appl Physiol (1985) 2021 Jun 24. Epub 2021 Jun 24.

Institute for Exercise and Environmental Medicine, Texas Health Presbyterian Hospital, grid.415166.1Texas Health Dallas, Dallas, TX, United States.

Obesity alters chest wall mechanics, reduces lung volumes, and increases airway resistance. In addition, the luminal area of the larger conducting airways is smaller in women than in men when matched for lung size. We examined whether differences in pulmonary mechanics with obesity and sex were associated with the dysanapsis ratio (DR), an estimate of airway size when expiratory flow is maximal, in men and women with and without obesity. Read More

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Rapamycin alleviates memory deficit against pentylenetetrazole-induced neural toxicity in Wistar male rats.

Mol Biol Rep 2021 Jun 24. Epub 2021 Jun 24.

Department of Animal Sciences and Biotechnology, Faculty of Life Sciences and Biotechnology, Shahid Beheshti University, Tehran, Iran.

Numerous studies have reported that epilepsy causes memory deficits. The present study was aimed at studying the effect of rapamycin against the memory deficiency of the pentylenetetrazole (PTZ)-kindled animal model of epilepsy. In the present experiment, we randomly chose thirty male rats from the species of Wistar and categorized them in groups of control and experiment (6 for each group). Read More

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Comment on: "Relative Proximity of Critical Power and Metabolic/Ventilatory Thresholds: Systematic Review and Meta-Analysis".

Sports Med 2021 Jun 24. Epub 2021 Jun 24.

Studies, Research and Sports Medicine Centre (CEIMD), Government of Navarre, Pamplona, Spain.

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Thermoregulation During Pregnancy: a Controlled Trial Investigating the Risk of Maternal Hyperthermia During Exercise in the Heat.

Sports Med 2021 Jun 24. Epub 2021 Jun 24.

Thermal Ergonomics Laboratory, Sydney School of Health Sciences, Faculty of Medicine and Health, The University of Sydney, Sydney, NSW, 2006, Australia.

Objectives: Despite the well-established benefits of exercise, pregnant women are discouraged from physical activity in hot/humid conditions to avoid hyperthermia (core temperature (T) ≥ 39.0 °C). Recent epidemiological evidence also demonstrates greater risk of negative birth outcomes following heat exposure during pregnancy, possibly due to thermoregulatory impairments. Read More

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Association between social frailty as well as early physical dysfunction and exercise intolerance among older patients receiving hemodialysis.

Geriatr Gerontol Int 2021 Jun 24. Epub 2021 Jun 24.

Division of Cardiology, Kisen Hospital, Tokyo, Japan.

Background: Recently, social frailty has been increasingly recognized as a factor associated with adverse health outcomes, including physical disability and mortality. However, there are no studies about the importance of this factor among hemodialysis patients. Therefore, we investigated the relationship between social frailty and early physical dysfunction in this group of patients. Read More

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Positive Impact of Organized Physical Exercise on Quality of Life and Fatigue in Children and Adolescents With Cancer.

Front Pediatr 2021 7;9:627876. Epub 2021 Jun 7.

Department of Medical Oncology and Hematology, Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy.

Cancer and its treatment can cause serious health issues that impair physical and mental well-being in children and adolescents. Exercise may be a valid strategy for managing some symptoms, including fatigue. In the light of our experience, we provide further justification for including exercise as part of routine childhood cancer care. Read More

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Managing cardiovascular disease risk in South Asian kidney transplant recipients.

World J Transplant 2021 Jun;11(6):147-160

Kidney Transplant Program, St. Michael's Hospital, Toronto M5C 2T2, ON, Canada.

South Asians (SA) are at higher cardiovascular risk than other ethnic groups, and SA kidney transplant recipients (SA KTR) are no exception. SA KTR experience increased major adverse cardiovascular events both early and late post-transplantation. Cardiovascular risk management should therefore begin well before transplantation. Read More

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Associations Between Depressive Symptoms and Physical Activity Intensity in an Older Adult Population During COVID-19 Lockdown.

Front Psychol 2021 7;12:644106. Epub 2021 Jun 7.

Research Center in Physical Activity, Health and Leisure (CIAFEL), Faculty of Sports, University of Porto (FADEUP), Portugal Laboratory for Integrative and Translational Research in Population Health (ITR), Porto, Portugal.

Introduction: The COVID-19 pandemic led to the implementation of physical-social distancing measures-including self-isolation, home confinement, and quarantine around the world, with psychological consequences such as depression. Older adults are especially likely to develop depressive symptomatology. This study aims to investigate the association between physical activity intensities and sedentary behavior with depression levels among previously active older adults during the COVID-19 lockdown. Read More

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Effects of Exercise on Sleep Quality and Insomnia in Adults: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.

Front Psychiatry 2021 7;12:664499. Epub 2021 Jun 7.

Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.

We conducted a meta-analysis to assess the effects of different regular exercise (lasting at least 2 months on a regular basis) on self-reported and physiological sleep quality in adults. Varied exercise interventions contained traditional physical exercise (e.g. Read More

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Physical Activity and Inhibition of ACE Additively Modulate ACE/ACE-2 Balance in Heart Failure in Mice.

Front Pharmacol 2021 7;12:682432. Epub 2021 Jun 7.

Jagiellonian Centre for Experimental Therapeutics (JCET), Jagiellonian University, Krakow, Poland.

Angiotensin-converting enzyme inhibition (ACE-I) and physical activity favorably modulate the ACE/ACE-2 balance. However, it is not clear whether physical activity and ACE-I could synergistically modulate ACE/ACE-2 balance in the course of heart failure (HF). Here, we studied the effects of combined spontaneous physical activity and ACE-I-based treatment on angiotensin (Ang) pattern and cardiac function in a mouse model of HF (Tgαq*44). Read More

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Combined T2 Mapping and Diffusion Tensor Imaging: A Sensitive Tool to Assess Myofascial Trigger Points in a Rat Model.

J Pain Res 2021 14;14:1721-1731. Epub 2021 Jun 14.

Department of Medical Ultrasound, Minzu Hospital of Guangxi Zhuang Autonomous Region, Nanning, Guangxi, 530001, People's Republic of China.

Background: Myofascial trigger points (MTrPs) are defined as very small and hypersensitive points in skeletal muscle that are palpable, and produce localized pain on compression. The aim of this study was to explore the feasibility of combining T2 mapping with diffusion tensor imaging (DTI) for assessing MTrPs in a rat model and to investigate properties of the pathophysiological mechanisms.

Methods: Twenty-four Sprague-Dawley rats (model group, n = 14; control group, n = 10) underwent a magnetic resonance imaging (MRI) examination on a 3 T-MRI-scanner with a protocol consisting of T2 mapping and DTI. Read More

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Quantifying prescribed high dose opioids in the community and risk of overdose.

BMC Public Health 2021 Jun 24;21(1):1174. Epub 2021 Jun 24.

Salvation Army Centre for Addiction Services and Research, Faculty of Social Sciences, Colin Bell Building, University of Stirling, Stirling, FK9 4LA, Scotland.

Background: Opioid prescribing for a range of health issues is increasing globally. The risk of fatal and non-fatal overdose is increased among people prescribed strong opioids: in high doses in the context of polypharmacy (the use of multiple medications at the same time), especially with other sedatives; and among people with multiple morbidities including cardiorespiratory, hepatic and renal conditions. This study described and quantified the prescribing of strong opioids, comorbidities and other overdose risk factors among those prescribed strong opioids, and factors associated with high/very high opioid dosage in a regional health authority in Scotland as part of a wider service improvement exercise. Read More

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Isokinetic profiling of elite youth footballers: informing selection of a practicable and efficacious isokinetic screening test.

Res Sports Med 2021 Jun 23:1-12. Epub 2021 Jun 23.

Sports Injury Research Group, Department of Sport & Physical Activity, Edge Hill University, Ormskirk, UK.

Isokinetic dynamometry represents the clinical gold standard for strength assessment but testing lack consensus. Elite youth football players (n = 28) completed 20 repetitions (analysed as four epochs) of eccentric knee flexor (eccKF) and concentric knee extensor (conKE) trials at 60, 180 and 270°∙s, quantifying peak torque (PT) and functional range (FR). There was a significant (P < 0. Read More

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The association of physical activity on homocysteine in pregnant women.

J Matern Fetal Neonatal Med 2021 Jun 23:1-8. Epub 2021 Jun 23.

Department of Human Movement Sciences, Old Dominion University, Norfolk, VA, USA.

Introduction: Women with high levels of physical activity have improved pregnancy, labor, and delivery outcomes related to cardiovascular health. Hyperhomocysteinemia, which predicts cardiovascular disease risk, is associated with maternal vascular complications during pregnancy, such as placental abruption and preeclampsia. However, studies are lacking on whether physical activity impacts homocysteine in pregnant women, pointing to a potential mechanism behind the improved cardiovascular health in women who exercise during pregnancy. Read More

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Body mass-normalized moderate dose of dietary nitrate intake improves endothelial function and walking capacity in patients with peripheral artery disease.

Am J Physiol Regul Integr Comp Physiol 2021 06 23. Epub 2021 Jun 23.

School of Health & Kinesiology, University of Nebraska at Omaha, Omaha, NE, United States.

Peripheral artery disease (PAD) is characterized by the accumulation of atherosclerotic plaques in the lower extremity conduit arteries, which impairs blood flow and walking capacity. Dietary nitrate has been used to reduce blood pressure (BP) and improve walking capacity in PAD. However, a standardized dose for PAD has not been determined. Read More

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Prenatal exercise and cardiovascular health (PEACH) study: The remote effect of aerobic exercise training on conduit artery and resistance vessel function.

Appl Physiol Nutr Metab 2021 Jun 23. Epub 2021 Jun 23.

University of Alberta, Faculty of Kinesiology, Sport, and Recreation, Program for Pregnancy and Postpartum Health, 1-059A Li Ka Shing Center for Health Research Innovation, Edmonton, Alberta, Canada, T6G 2E1;

We assessed the impact of a structured lower-limb aerobic exercise training intervention during pregnancy on brachial artery endothelial function, shear rate and patterns, and forearm blood flow and reactive hyperemia. Twenty-seven pregnant women were recruited and randomized into either a control group (n=11; 31.0 ± 0. Read More

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Effect of physical activity and exercise on telomere length: Systematic review with meta-analysis.

J Am Geriatr Soc 2021 Jun 23. Epub 2021 Jun 23.

Clínica Do Dragão, Espregueira-Mendes Sports Centre - FIFA Medical Centre of Excellence, Porto, Portugal.

Purpose: To compare a physically active lifestyle or structured exercise program to physically inactive lifestyle or control groups on telomere length (TL).

Method: We searched PubMed, EMBASE, Cochrane Library, and Open Gray databases up to March 31, 2020. We calculated standardized mean differences (SMD) with 95% confidence intervals (CI) of TL comparing physically active to physically inactive individuals and exercise intervention to control groups. Read More

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A randomized trial of exercise and diet on health-related quality of life in survivors of breast cancer with overweight or obesity.

Cancer 2021 Jun 23. Epub 2021 Jun 23.

Department of Public Health Sciences, Penn State College of Medicine, Hershey, Pennsylvania.

Background: Obesity is a chronic, relapsing, and progressive disease; it is associated with poor health-related quality of life (HRQOL) in survivors of breast cancer.

Methods: In this 2 × 2 factorial trial, 351 survivors of breast cancer with overweight or obesity were randomized to 1 of 4 treatment groups for 52 weeks: control, exercise alone, diet alone, or exercise plus diet. HRQOL end points were measured at baseline and at week 52 using the 36-Item Medical Outcomes Survey-Short Form (SF-36). Read More

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Limited cardiopulmonary capacity in patients with liver cirrhosis when compared to healthy subjects.

Rev Assoc Med Bras (1992) 2021 Jan;67(1):94-100

Universidade Federal do Rio de Janeiro, Escola de Educação Física e Desportos - Rio de Janeiro (RJ), Brasil.

Objectives: The present study compared cardiorespiratory capacity between cirrhotic patients and healthy subjects.

Methods: Nineteen cirrhotic patients and 19 healthy subjects, paired by age and gender, participated in the study. Volunteers performed an incremental cardiopulmonary test with a ramp protocol, a ventilatory and metabolic variables were obtained and analyzed. Read More

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January 2021

Microfracture Augmentation With Trypsin Pretreatment and Growth Factor-Functionalized Self-assembling Peptide Hydrogel Scaffold in an Equine Model.

Am J Sports Med 2021 Jun 23:3635465211021798. Epub 2021 Jun 23.

Department of Clinical Sciences, Orthopaedic Research Center, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, Colorado, USA.

Background: Microfracture augmentation can be a cost-effective single-step alternative to current cartilage repair techniques. Trypsin pretreatment combined with a growth factor-functionalized self-assembling KLD hydrogel ("functionalized hydrogel") has been shown to improve overall cartilage repair and integration to surrounding tissue in small animal models of osteochondral defects.

Hypothesis: Microfracture combined with trypsin treatment and a functionalized hydrogel will improve reparative tissue quality and integration as compared with microfracture alone in an equine model. Read More

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Improvement of Fatigue Symptoms and Endurance Capacity by the Combined Administration of L., Nakai, and Bunge.

J Med Food 2021 Jun;24(6):577-585

Department of Food and Biotechnology, Korea University, Sejong, Korea.

Fatigue is a common phenomenon usually observed in healthy, as well as in nonhealthy, individuals that affects their performance and quality of life. Efficient supplementation to relieve fatigue is of significant importance. This study was designed to investigate the efficacy of three prescreened natural resources ( L. Read More

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Classification of circadian pain rhythms and pain characteristics in chronic pain patients: An observational study.

Medicine (Baltimore) 2021 Jun;100(25):e26500

Graduate School of Health Sciences, Kio University.

Abstract: This study aimed to perform cluster analysis in patients with chronic pain to extract groups with similar circadian rhythms and compare neuropathic pain and psychological factors among these groups to identify differences in pain-related outcomes. A total of 63 community-dwellers with pain lasting at least 3 months and Numerical Rating Scale scores of ≥2 were recruited from 3 medical institutions. Their pain circadian rhythms were evaluated over 7 days by measuring pain intensity at 6-time points per day using a 10-cm visual analog scale. Read More

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Effectiveness of Exergame Intervention on Walking in Older Adults: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.

Phys Ther 2021 Jun 21. Epub 2021 Jun 21.

Faculty of Sport and Health Sciences, University of Jyväskylä, FI-40014 Jyväskylä, Finland.

Objective: The objective of this review was to systematically evaluate the effectiveness of exergaming on walking in older adults. In addition, the aim was to investigate the relationship between the exergaming effect and age, baseline walking performance, exercise traits, technology used and the risk of bias.

Methods: A literature search was carried out in the databases MEDLINE, CINAHL, CENTRAL, EMBASE, WoS, PsycInfo and PEDro up to January 10, 2020. Read More

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