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In the context of physical activity and sport, perfectionism and the regular practice of physical activity are related to psychological well-being and the regulation of psychological resources necessary for adaptation to effort and satisfaction. At the same time, the most active students are also those who show greater appetites for physical education classes. The goal of this work was to identify the influence of perfectionist beliefs and the regularity of the practice of physical exercise on psychological well-being. The participants were adolescents ( = 436) aged between 14 and 19 years (M = 16.80, SD = .77). They were administered the Multidimensional Perfection Scale, the Psychological Wellbeing Scale, the Global Physical Activity Questionnaire (GPAQv2), and a sociodemographic questionnaire. The results showed, under a non-random and transversal design, that the participants gave important value to physical exercise because they feel both active and vigorous. Regarding perfectionism, the functional aspects of perfectionism (expectations of achievement and organization) correlated positively, while the dysfunctional aspects (fear of committing errors and external expectations) did so negatively with the importance given to physical exercise performed by adolescents; this in turn positively predicted psychological well-being. In this way, the hypothesized model contemplated the relevance of the included variables and reflected the mediation of the degree of importance given to the practice of physical exercise on perfectionist beliefs and psychological well-being. Currently, most physical activity practice proposals for adolescents focus on federated and structured environments for competition, and those that deal with recreational and health-oriented sports are far less common. Hence, "the perfect way of doing sports" for a teenager should be accompanied by cognitive schemes aimed at strengthening psychological resources that allow the regulation of beliefs, attitudes, and behaviors.
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http://dx.doi.org/10.3390/ijerph16224525 | DOI Listing |
Diabetes
September 2025
Institute for Physical Activity and Nutrition, Metabolic Research Unit, School of Medicine, Deakin University, Geelong, Victoria, Australia.
Unlabelled: Despite stimulating glucagon secretion, the mechanisms by which protein ingestion lowers glucose excursions remain unclear. We investigated this using the triple stable isotope glucose tracer technique to measure postprandial glucose fluxes. Eleven healthy adults completed three trials, ingesting 25 g glucose (25G; 100 kcal), 50 g glucose (50G; 200 kcal), or 25 g glucose plus 25 g whey protein (25WG; 200 kcal).
View Article and Find Full Text PDFJAMA Psychiatry
September 2025
School of Psychological Sciences, Monash University, Melbourne, Victoria, Australia.
Importance: Cannabis is the most commonly used illicit drug, with 10% to 30% of regular users developing cannabis use disorder (CUD), a condition linked to altered hippocampal integrity. Evidence suggests high-intensity interval training (HIIT) enhances hippocampal structure and function, with this form of physical exercise potentially mitigating CUD-related cognitive and mental health impairments.
Objective: To determine the impact of a 12-week HIIT intervention on hippocampal integrity (ie, structure, connectivity, biochemistry) compared with 12 weeks of strength and resistance (SR) training in CUD.
Neurochem Res
September 2025
Biology and Health Laboratory, Faculty of Sciences, Ibn Tofail University, Kenitra, Morocco.
Parkinson's disease (PD) is characterized by impairments in motor control following the degeneration of dopamine-producing neurons located in the substantia nigra pars compacta. Environmental pesticides such as Paraquat (PQ) and Maneb (MB) contribute to the onset of PD by inducing oxidative stress (OS). This study evaluated the therapeutic efficacy of moderate physical activity (PA) on both motor and non-motor symptoms in a Wistar rat model of Paraquat and Maneb (PQ/MB) induced PD.
View Article and Find Full Text PDFJ Manipulative Physiol Ther
September 2025
Department of Physical Education, Federal University of Sergipe, Cidade Universitária Professor José Aloísio de Campos, São Cristóvão, Sergipe, Brazil.
Objective: The purpose of this study was to compare the effects of 16 weeks of functional versus dual-task training on aspects of pain in older women with chronic nonspecific low back pain.
Methods: This randomized clinical trial included 38 participants aged 60 to 79 years divided into 2 groups: functional training (FT) and dual-task training (DT). We assessed pressure pain threshold (PPT), temporal summation of pain, conditioned pain modulation (CPM), trunk instability, isometric strength, and endurance of trunk muscles before and 16 weeks after training.
JACC Case Rep
September 2025
Cardiovascular Division, Department of Medicine, Froedtert and Medical College of Wisconsin, Milwaukee, Wisconsin, USA. Electronic address:
Baroreflex activation therapy (BAT) improves functional status, quality of life, and exercise capacity in patients with heart failure with reduced ejection fraction; however, its direct effects on reversing adverse cardiac remodeling as assessed by improvements in cardiac structure, function, and coupling with the arterial system remain unclear. We present 2 cases of patients who initially presented with decompensated heart failure, and despite initial medical therapy and continued outpatient follow-up, were unable to tolerate full escalation of guideline-directed medical therapy. The patients remained symptomatic, with high biomarker levels, poor functional capacity, severe heart failure symptoms, and objectively had decreased stroke volume, low left ventricular ejection fraction, and high left ventricular mass.
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