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13 pages, 259 KiB  
Article
Efficacy of a Comprehensive and Personalised Approach for Frail Older People in Valencia (Spain): A Pre–Post Controlled Trial
by Mirian Fernández-Salido, Tamara Alhambra-Borrás and Jorge Garcés-Ferrer
Healthcare 2024, 12(17), 1754; https://doi.org/10.3390/healthcare12171754 (registering DOI) - 3 Sep 2024
Abstract
Frailty is a common condition in older adults that negatively impacts health and quality of life. This study evaluated a comprehensive, personalised, and coordinated intervention under the value-based care approach to address frailty’s multidimensional nature in older people in the primary care setting. [...] Read more.
Frailty is a common condition in older adults that negatively impacts health and quality of life. This study evaluated a comprehensive, personalised, and coordinated intervention under the value-based care approach to address frailty’s multidimensional nature in older people in the primary care setting. It employed a pre–post randomised controlled design involving 242 frail individuals aged over 65 years living in the community in Valencia (Spain) between 2021 and 2023. Assessments were conducted at baseline, 12 months (immediately post-intervention), and 18 months. The intervention included a personalised care plan supported by technology, with monthly motivational follow-ups and plan updates by health professionals and participants. Outcomes were measured using an assessment questionnaire that included the International Consortium for Health Outcomes Measurement dataset for the older population: physical health, physical functioning, general mental health, satisfaction with social activities and relationships, ability to carry out usual social roles and activities, pain, general quality of life, loneliness, physical frailty, psychological frailty, and social frailty. The study found significant improvements in physical frailty, quality of life, reduced health resource use and hospitalisations and lower levels of pain and depression/anxiety compared to baseline. The findings suggest further research into value-based care approaches, emphasizing the development and activation of personalised, comprehensive programs for older individuals with frailty. Full article
14 pages, 801 KiB  
Article
Effects of Integrating Jaw Opening and Closing Movements with Active Neck Exercises in the Management of Chronic Non-Specific Neck Pain: A Randomized Controlled Trial
by Saeed Akhter, Hamayun Zafar, Ashfaq Ahmad and Waqas Ahmed Farooqui
Medicina 2024, 60(9), 1437; https://doi.org/10.3390/medicina60091437 (registering DOI) - 3 Sep 2024
Abstract
Background and Objectives: It has been seen that jaw opening is associated with neck extension and jaw closing is associated with neck flexion. This natural association between the jaw and neck can be used as a novel approach to treat chronic non-specific [...] Read more.
Background and Objectives: It has been seen that jaw opening is associated with neck extension and jaw closing is associated with neck flexion. This natural association between the jaw and neck can be used as a novel approach to treat chronic non-specific neck pain, although the effects of this concept have never been previously evaluated as a treatment strategy. This article intends to study the effects of integrating jaw opening and closing movements along with active neck exercises versus active neck exercises alone in the management of chronic non-specific neck pain. Materials and Methods: A total of 80 patients, aged 20 to 50, with chronic non-specific neck pain were included in a double-blind randomized controlled trial, conducted at the Sindh Institute of Physical Medicine and Rehabilitation, Karachi, Pakistan from 2018 to 2022. The patients were divided into two groups: Group A patients were assigned jaw movements with active neck exercises, while Group B patients were assigned only active neck exercises. Both groups were assigned isometric neck strengthening exercises as a home plan. The study used various outcome measures, including the numerical pain rating scale (NPRS), neck disability index (NDI), neck flexion endurance (NFE), neck extension endurance (NEE), the neck proprioception error (NPE), neck flexion proprioception error (NFPE), neck extension proprioception error (NEPE), neck right rotation proprioception error (NRRPE), and neck left rotation proprioception error (NLRPE), with measurements taken at week 1 and week 6, respectively; the mean differences between the groups were measured using a two-way repeated ANOVA. Results: The experimental group showed better improvements compared to the control group, NPRS (73%), NDI (57%), NFE (152%), NEE (83%), NFPE (58%), NEPE (65%), NRRPE (65%), and NLRPE (62%), with a significant difference (p < 0.05). Conclusions: Active neck extension and flexion movements combined with jaw opening and closing are more effective in reducing pain and disability in patients with chronic neck pain. Full article
(This article belongs to the Topic New Advances in Physical Therapy and Occupational Therapy)
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13 pages, 248 KiB  
Article
Rubinstein–Taybi Syndrome Clinical Characteristics from the Perspective of Quality of Life and the Impact of the Disease on Family Functioning
by Anna Rozensztrauch, Aleksander Basiak and Iwona Twardak
J. Clin. Med. 2024, 13(17), 5210; https://doi.org/10.3390/jcm13175210 - 2 Sep 2024
Abstract
Background/Objectives: Rubinstein–Taybi Syndrome (RSTS-OMIM, #180849) is a rare genetic disorder associated with distinctive clinical features, including a typical craniofacial appearance, global developmental delay, intellectual disability and broad, angular thumbs and fingers. The main aim of the study was to evaluate the health [...] Read more.
Background/Objectives: Rubinstein–Taybi Syndrome (RSTS-OMIM, #180849) is a rare genetic disorder associated with distinctive clinical features, including a typical craniofacial appearance, global developmental delay, intellectual disability and broad, angular thumbs and fingers. The main aim of the study was to evaluate the health problems of children with RTST, their quality of life and the impact of the disease on family functioning. In addition, we investigate whether comorbidities, autistic behavior and eating problems affect the children’s overall QOL. Methods: A cross-sectional study was performed, including a total of 13 caregivers of children diagnosed with RSTS. A self-reported questionnaire [SRQ], medical records and the Pediatric Impact Module PedsQLTM 2.0, the Pediatric Quality of Life PedsQLTM 4.0 were used to obtain data on QOL and the impact of the disease on family functioning. Results: The overall QOL score for children with RSTS was x = 52.40; SD 13.01. The highest QOL was in emotional functioning (EF; x = 59.23; SD 18.69), while the lowest QOL was in physical functioning (PF; x = 48.56; SD 16.32) and social functioning (SF; x = 48.85; SD 18.84). There was a statistically significant negative correlation (p < 0.03; r = −2.01) between the age of the child and their QOL, indicating that older children had lower QOL scores. The mean overall rating for the impact of RSTS on family functioning was x = 50.00; SD 10.91. Caregivers reported the highest scores for cognitive functioning (CF; x = 64.23; SD 23.70) and family relationships (FR; x = 60.00; SD 17.17). The lowest scores were for daily activities (DA; x = 41.03; SD 17.17) and worry (W; x = 37.69; SD 18.55). Conclusions: This study provides the first comprehensive exploration of the QOL of children with RSTS) and its impact on family functioning. Full article
(This article belongs to the Special Issue New Clinical Insights into Pediatric Neurology)
13 pages, 1331 KiB  
Article
Does Self-Reported Trait Mindfulness Contribute to Reducing Perceived Stress in Women Who Practice Yoga and Are Physically Active?
by Natalia Cavour-Więcławek and Aleksandra M. Rogowska
Behav. Sci. 2024, 14(9), 772; https://doi.org/10.3390/bs14090772 (registering DOI) - 2 Sep 2024
Abstract
(1) Background: This study aimed to investigate whether yoga practice and physical activity level play an essential role in trait mindfulness and perceived stress reduction. Moreover, the study examined the differences in trait mindfulness and perceived stress between women who practiced yoga and [...] Read more.
(1) Background: This study aimed to investigate whether yoga practice and physical activity level play an essential role in trait mindfulness and perceived stress reduction. Moreover, the study examined the differences in trait mindfulness and perceived stress between women who practiced yoga and those who engaged in other physical activities or were physically inactive, taking into account the time spent on physical activity in accordance with the World Health Organization recommendations. (2) Methods: A sample of 201 women participated in a cross-sectional online-based study, including 96 yoga practitioners and 105 non-practitioners of yoga (including physically active and inactive individuals). The average age of the participants was 36 years (range, 18–72 years; M = 36.19, SD = 11.64). Respondents completed the Mindful Attention Awareness Scale (MAAS) and the Perceived Stress Scale (PSS-10). (3) Results: Women who practiced yoga and were physically active had a significantly higher level of trait mindfulness and lower perceived stress levels than women who did not practice yoga and were physically inactive. An indirect effect of physical activity on perceived stress through mindfulness was shown only for women practicing yoga for at least 150 min per week. (4) Conclusions: This study revealed the importance of frequent yoga practice in reducing perceived stress and improving mindfulness traits. These findings may serve as a basis for implementing preventive actions in women experiencing high levels of everyday stress. Full article
(This article belongs to the Special Issue Emotional and Cognitive Perspectives in Physical Activity and Sport)
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31 pages, 18539 KiB  
Article
Sedative-Hypnotic Effect and Mechanism of Carbon Nanofiber Loaded with Essential Oils of Ligusticum Chuanxiong (Ligusticum chuanxiong Hort.) and Finger Citron (Citrus medica L. var. sarcodactylis) on Mice Models of Insomnia
by Yue Hu, Xiaofang He, Yuanyuan Wu, Wenjie Zhang, Huiyi Feng, Haolin Liu, Qianqian Wu, Leying Gao, Yu Long, Xiaoqiu Li, Jie Deng, Yin Ma and Nan Li
Biomolecules 2024, 14(9), 1102; https://doi.org/10.3390/biom14091102 - 2 Sep 2024
Abstract
(1) Background: Insomnia is a neurological illness that poses a significant threat to both physical and mental health. It results in the activation of neuroglial cells, heightened neuroinflammation, oxidative stress, and disruptions in the Hypothalamic–Pituitary–Adrenal (HPA) axis. Ligusticum Chuanxiong (CX) and Finger citron [...] Read more.
(1) Background: Insomnia is a neurological illness that poses a significant threat to both physical and mental health. It results in the activation of neuroglial cells, heightened neuroinflammation, oxidative stress, and disruptions in the Hypothalamic–Pituitary–Adrenal (HPA) axis. Ligusticum Chuanxiong (CX) and Finger citron (FC) are frequently utilized botanicals for addressing sleeplessness. Both herbs possess notable anti-inflammatory properties in their volatile oils. However, their effectiveness is hindered by the nasal mucosal irritation and instability they exhibit. (2) Methods: This study involved the preparation of a nanofiber composite system using carbon nanofiber (CNF) suspensions containing essential oils of Ligusticum chuanxiong–Finger citron (CXEO-FCEO-CNF). The effects and mechanisms of these essential oils in improving insomnia were investigated using an insomnia mouse model after encapsulation. (3) Results: The CXEO-FCEO-CNF had an average particle size of 103.19 ± 1.64 nm. The encapsulation rates of essential oils of Ligusticum chuanxiong (CXEO) and essential oils of Finger citron (FCEO) were 44.50% and 46.15%, respectively. This resulted in a considerable improvement in the stability of the essential oils over a period of 30 days. The essential oils effectively decreased the irritation of the nasal mucosa following encapsulation. Furthermore, CXEO-FCEO-CNF enhanced voluntary activity and sleep in mice with insomnia, notably boosted the activity of superoxide dismutase (SOD), reduced the concentration of lipoxidized malondialdehyde (MDA), decreased the levels of hormones associated with the HPA axis, and regulated the levels of neurotransmitters, resulting in a beneficial therapeutic outcome. CXEO-FCEO-CNF contains a total of 23 active ingredients, such as alpha-Asarone, (E)-methyl isoeugenol, and Senkyunolide. These ingredients primarily work by modulating the Janus kinase-signal transducer and activator of transcription (JAK-STAT) signaling system to decrease oxidative stress and inflammatory reactions. (4) Conclusions: This study presented initial evidence that the combination of CXEO and FCEO in nanofiber formulations effectively reduces the nasal mucosal irritation and instability of essential oils. Furthermore, it demonstrated the potential anti-neuroinflammatory and therapeutic effects of these formulations in treating insomnia. Overall, this study provides a theoretical foundation for developing new essential oil formulations derived from herbs. Full article
(This article belongs to the Section Molecular Medicine)
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27 pages, 1351 KiB  
Review
Factors Associated with the Development of Depression and the Influence of Obesity on Depressive Disorders: A Narrative Review
by Adriano Alberti, David Richer Araujo Coelho, Willians Fernando Vieira, Betine Moehlecke Iser, Rose Meiry Fernandez Lampert, Eliane Traebert, Bruna Becker da Silva, Bruna Hoffmann de Oliveira, Graziela Marques Leão, Gabriela de Souza, Fabiana Meneghetti Dallacosta, Gabriela Kades, Kristian Madeira, Matheus Uba Chupel, Fernando Schorr Grossl, Renan Souza, Ben Hur Soares, Ricelli Endrigo Ruppel da Rocha, Erica da Silva Sipriano, Daniel Fernandes Martins and Lenita Agostinettoadd Show full author list remove Hide full author list
Biomedicines 2024, 12(9), 1994; https://doi.org/10.3390/biomedicines12091994 (registering DOI) - 2 Sep 2024
Abstract
Depression affects several aspects of life, including socioeconomic status, relationships, behavior, emotions, and overall health. The etiology of depression is complex and influenced by various factors, with obesity emerging as a significant contributor. This narrative review aims to investigate the factors associated with [...] Read more.
Depression affects several aspects of life, including socioeconomic status, relationships, behavior, emotions, and overall health. The etiology of depression is complex and influenced by various factors, with obesity emerging as a significant contributor. This narrative review aims to investigate the factors associated with the development of depression, with a particular focus on the role of obesity. The literature search was conducted on PubMed, Embase, and PsycINFO from May to July 2024. The review highlights the impact of environmental and socioeconomic conditions; lifestyle choices, including physical activity and dietary habits; stress; traumatic experiences; neurotransmitter imbalances; medical and psychological conditions; hormone fluctuations; and epigenetic factors on depression. A key emphasis is placed on the inflammatory processes linked to obesity, which may drive the bidirectional relationship between obesity and depression. The findings suggest that obesity is associated with an increased risk of depression, potentially due to chronic inflammation, neurochemical dysregulation, and the emotional and social challenges related to weight stigma and obesity management. Understanding these interconnected factors is important for developing targeted interventions to address both obesity and depression, leading to improved quality of life for those affected. Full article
(This article belongs to the Section Endocrinology and Metabolism Research)
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14 pages, 728 KiB  
Article
Factors Influencing Physical Activity and Sports Practice among Young People by Gender: Challenges and Barriers
by M.ª Alejandra Ávalos-Ramos, Andreea Vidaci, M.ª Teresa Pascual-Galiano and Lilyan Vega-Ramírez
Educ. Sci. 2024, 14(9), 967; https://doi.org/10.3390/educsci14090967 (registering DOI) - 2 Sep 2024
Abstract
Young people aged 11 to 17 often fail to meet global recommendations for weekly physical activity and sports (PAS), despite its numerous benefits. In Spain, challenges such as excessive technology use and disinterest in PAS are prominent among youths. This study aimed to [...] Read more.
Young people aged 11 to 17 often fail to meet global recommendations for weekly physical activity and sports (PAS), despite its numerous benefits. In Spain, challenges such as excessive technology use and disinterest in PAS are prominent among youths. This study aimed to analyse the interest in PAS during leisure time and identify the factors influencing young people in a Spanish municipality towards this practice, as well as establish differences according to age and gender. Involving 891 adolescents (429 girls, 432 boys, and 30 other genders), this study found a significant association between gender and PAS participation. Boys are mainly motivated by fun and fitness, girls by health and fun, and other genders by perceived sports competence and health, with these motivations increasing with age. Deterring factors include fatigue, laziness, and lack of enthusiasm across all groups. Lack of free time is the most cited reason for quitting PAS, particularly for girls and other genders. For boys, disinterest, especially between ages 13 and 15, is a primary reason. These findings suggest that promoting PAS with a focus on health and leisure, and tailoring programmes to gender and age-specific needs, are essential to maintain motivation and ensure a healthier, more active population. Full article
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13 pages, 892 KiB  
Article
Playing towards Motivation: Gamification and University Students in Physical Activity!
by Victor Javier Sotos-Martinez, Salvador Baena-Morales, Manuel Sanchez-De Miguel and Alberto Ferriz-Valero
Educ. Sci. 2024, 14(9), 965; https://doi.org/10.3390/educsci14090965 (registering DOI) - 2 Sep 2024
Abstract
There is currently concern about the decrease in physical activity participation among university students. To address this issue, different pedagogical approaches have been developed to improve participants’ motivation, with gamification standing out among them. Gamification integrates game design elements into learning environments to [...] Read more.
There is currently concern about the decrease in physical activity participation among university students. To address this issue, different pedagogical approaches have been developed to improve participants’ motivation, with gamification standing out among them. Gamification integrates game design elements into learning environments to increase responsibility, motivation, and engagement in physical activities in different educational stages through intrinsic and extrinsic rewards, although evidence is limited and diverse. Therefore, this study investigates how gamification affects the motivational profile of university students in the context of physical activity. The study was conducted with university students of Physical Activity and Sports Sciences (n = 72), using an experimental design that included a gamified group (GG) and a control group (CG) without gamification. A questionnaire was used to measure motivation before and after the intervention. The results showed a significant increase in intrinsic motivation and a decrease in amotivation in the gamified group, while no significant changes were observed in the control group. However, there were increases in extrinsic motivation in both groups. These findings suggest that gamification can be effective in improving intrinsic motivation and reducing amotivation in university students for physical activity as well as enhancing extrinsic motivation considering the rewards used. Full article
(This article belongs to the Section Education and Psychology)
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13 pages, 1359 KiB  
Article
Hip Muscle Strength Ratios Predicting Groin Injury in Male Soccer Players Using Machine Learning and Multivariate Analysis—A Prospective Cohort Study
by Afxentios Kekelekis, Rabiu Muazu Musa, Pantelis T. Nikolaidis, Filipe Manuel Clemente and Eleftherios Kellis
Muscles 2024, 3(3), 297-309; https://doi.org/10.3390/muscles3030026 (registering DOI) - 2 Sep 2024
Abstract
Despite ongoing efforts, the relationship between groin strength and injury remains unclear. The challenge of accurately predicting injuries presents an opportunity for researchers to develop prevention strategies to reduce the occurrence of such injuries. Consequently, this issue requires further investigation to obtain insights [...] Read more.
Despite ongoing efforts, the relationship between groin strength and injury remains unclear. The challenge of accurately predicting injuries presents an opportunity for researchers to develop prevention strategies to reduce the occurrence of such injuries. Consequently, this issue requires further investigation to obtain insights into effective mitigation strategies. In 120 male soccer players, the maximum isometric strength of the hip muscle groups was measured, and the strength ratios were calculated. Previous injury and anthropometric data were registered. Injury data were collected following the FIFA/UEFA consensus. k-nearest neighbor (k-NN) was used to predict the incidence of injury, while the significant predictive variables of the k-NN algorithm were fitted into a multivariate logistic regression model (LR) to analyze the likelihood of players sustaining a groin injury. The LR model determined two variables as significant predictors of groin injury. Players were less likely to sustain a groin injury by 76% for each decrease of the adductor/abductor isometric strength ratio in the non-dominant limb (OR = 0.238, CI 95% = [(0.098–0.572]). Players with a history of previous injury had a 67% greater risk of sustaining an injury (OR = 0.333, CI 95% = [(0.1068–1.038]). Isometric hip adductor and abductor strength imbalances of the non-dominant lower limb and a history of previous injury were risk factors for groin injury in soccer players. Full article
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15 pages, 281 KiB  
Article
Youth, Transferability, and Sport-Based Interventions: Reopening and Rethinking the Debate on the “What” and the “How”
by Haydn Morgan
Youth 2024, 4(3), 1322-1336; https://doi.org/10.3390/youth4030083 (registering DOI) - 2 Sep 2024
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Abstract
Sport and physical activity is often utilized as a tool for engagement within interventions designed to support wider social and personal change for marginalized young people. The implicit discourse that underpins such interventions is the assumed transference of skills, qualities, and attributes acquired [...] Read more.
Sport and physical activity is often utilized as a tool for engagement within interventions designed to support wider social and personal change for marginalized young people. The implicit discourse that underpins such interventions is the assumed transference of skills, qualities, and attributes acquired and developed through sport to broader societal contexts. However, there is a scarcity of studies that have critically examined this relationship. By way of correction, the purpose of this article is to examine the concept of transferability and explore how sport-based interventions might enable marginalized young people to thrive in other life domains. More precisely, the article calls for a rethink on what skills, attributes, and qualities might need to be transferred from sport-based interventions, while also outlining suggestions for how transfer might be facilitated. As a context for this discussion, the article draws upon empirical insights derived from a study of a youth-focused, golf-based intervention delivered in the south–west of England. Specifically, the article examines how providing opportunities for its youth participants to accumulate various forms of capital (rather than specific skills or qualifications) supported transfer, in combination with a pedagogical approach that resonated with notions of critical pedagogy. Full article
11 pages, 1541 KiB  
Article
Euterpe Oleracea Martius (Açaí) Extract and Resistance Exercise Modulate Cardiac Parameters of Hypertensive Rats
by Pilar Barbosa de Meireles, Denise Coutinho de Miranda, Anselmo Gomes de Moura, Willian Cruz Ribeiro, Ângela Quinelato Oliveira, Luciano Bernardes Leite, Pedro Forte, Lúcia Ribeiro, Samuel G. Encarnação, Luiz Otávio Guimarães-Ervilha, Mariana Machado-Neves, Mariana Moura e Dias, Iasmim Xisto Campos, Emily Correna Carlo Reis, Maria do Carmo Gouveia Peluzio, Antônio José Natali and Victor Neiva Lavorato
Life 2024, 14(9), 1101; https://doi.org/10.3390/life14091101 - 2 Sep 2024
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Abstract
Background: The study evaluated the effects of resistance exercise training and açaí supplementation on cardiac parameters in hypertensive animals. Methods: For this study, rats from the Wistar and SHR lines (spontaneously hypertensive rats) were used. The animals were divided into 5 groups: Wistar [...] Read more.
Background: The study evaluated the effects of resistance exercise training and açaí supplementation on cardiac parameters in hypertensive animals. Methods: For this study, rats from the Wistar and SHR lines (spontaneously hypertensive rats) were used. The animals were divided into 5 groups: Wistar Control (C); Control Hypertensive (H); Trained Hypertensive (HT); Hypertensive and Supplemented with Açaí (HA); and Hypertensive Trained and Supplemented with Açaí (HAT). Resistance exercise training was carried out through climbing. The supplemented groups received 3 g of açaí/kg of body mass. The animals’ systolic blood pressure (SBP), body mass, and physical test were measured at the beginning and end of the intervention. At the end, an echocardiographic analysis was performed. Histological analysis and oxidative stress of the LV were performed. Results: It was found that hypertensive animals showed an increase in SBP, and the treatments reduced this parameter. The trained groups achieved higher values of maximum carrying load. Hypertension increased the dimension of the left ventricular free wall in diastole and reduced ejection and shortening fractions. The trained groups showed improvement in ejection and shortening fractions. The H group increased the proportion of extracellular matrix and reduced the proportion of cells, with the HAT group attenuating this change. Cell diameter was greater in group H, and all treatments reduced this parameter. Hypertension increased the concentration of malondialdehyde and decreased catalase activity in LV. The treatments managed to mitigate this damage. Conclusions: It is concluded that the treatments managed to generate positive cardiovascular adaptations, and their combination enhanced these effects. Full article
(This article belongs to the Section Physiology and Pathology)
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13 pages, 277 KiB  
Review
‘Exerkines’: A Comprehensive Term for the Factors Produced in Response to Exercise
by Giuseppe Novelli, Giuseppe Calcaterra, Federico Casciani, Sergio Pecorelli and Jawahar L. Mehta
Biomedicines 2024, 12(9), 1975; https://doi.org/10.3390/biomedicines12091975 - 1 Sep 2024
Viewed by 390
Abstract
Regular exercise and physical activity are now considered lifestyle factors with positive effects on human health. Physical activity reduces disease burden, protects against the onset of pathologies, and improves the clinical course of disease. Unlike pharmacological therapies, the effects mediated by exercise are [...] Read more.
Regular exercise and physical activity are now considered lifestyle factors with positive effects on human health. Physical activity reduces disease burden, protects against the onset of pathologies, and improves the clinical course of disease. Unlike pharmacological therapies, the effects mediated by exercise are not limited to a specific target organ but act in multiple biological systems simultaneously. Despite the substantial health benefits of physical training, the precise molecular signaling processes that lead to structural and functional tissue adaptation remain largely unknown. Only recently, several bioactive molecules have been discovered that are produced following physical exercise. These molecules are collectively called “exerkines”. Exerkines are released from various tissues in response to exercise, and play a crucial role in mediating the beneficial effects of exercise on the body. Major discoveries involving exerkines highlight their diverse functions and health implications, particularly in metabolic regulation, neuroprotection, and muscle adaptation. These molecules, including peptides, nucleic acids, lipids, and microRNAs, act through paracrine, endocrine, and autocrine pathways to exert their effects on various organs and tissues. Exerkines represent a complex network of signaling molecules that mediate the multiple benefits of exercise. Their roles in metabolic regulation, neuroprotection, and muscle adaptation highlight the importance of physical activity in maintaining health and preventing disease. Full article
(This article belongs to the Section Molecular and Translational Medicine)
18 pages, 6032 KiB  
Article
Evaluating a Fe-Based Metallic Glass Powder as a Novel Negative Electrode Material for Applications in Ni-MH Batteries
by Oscar Sotelo, John Henao, Carlos Poblano, Bernardo Campillo, Erick Castañeda, Néstor Flores, Arturo Molina and Horacio Martínez
Batteries 2024, 10(9), 312; https://doi.org/10.3390/batteries10090312 - 1 Sep 2024
Viewed by 225
Abstract
Metallic glasses (MGs) are a type of multicomponent non-crystalline metallic alloys obtained by rapid cooling, which possess several physical, mechanical, and chemical advantages against their crystalline counterparts. In this work, an Fe-based MG is explored as a hydrogen storage material, especially, due to [...] Read more.
Metallic glasses (MGs) are a type of multicomponent non-crystalline metallic alloys obtained by rapid cooling, which possess several physical, mechanical, and chemical advantages against their crystalline counterparts. In this work, an Fe-based MG is explored as a hydrogen storage material, especially, due to the evidence in previous studies about the capability of some amorphous metals to store hydrogen. The evaluation of an Fe-based MG as a novel negative electrode material for nickel/metal hydride (Ni-MH) batteries was carried out through cyclic voltammetry and galvanostatic charge–discharge tests. A conventional LaNi5 electrode was also evaluated for comparative purposes. The electrochemical results obtained by cyclic voltammetry showed the formation of three peaks, which are associated with the formation of Fe oxides/oxyhydroxides and hydroxides. Cycling charge/discharge tests revealed activation of the MG electrode. The highest discharge capacity value was 173.88 mAh/g, but a decay in its capacity was observed after 25 cycles, contrary to the LaNi5, which presents an increment of the discharge capacity for all the current density values evaluated, reached its value maximum at 183 mAh/g. Characterization analyses performed by X-ray diffraction, Scanning Electron Microscopy and Raman Spectroscopy revealed the presence of corrosion products and porosity on the surface of the Fe-based MG electrodes. Overall, the Fe-based MG composition is potentially able to work as a negative electrode material, but degradation and little information about storage mechanisms means that it requires further investigation. Full article
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10 pages, 463 KiB  
Article
Concurrent Validity and Reliability of a Free Smartphone Application for Evaluation of Jump Height
by Amândio Dias, Paulo Pires, Leandro Santana, Paulo Marques, Mário C. Espada, Fernando Santos, Eduardo Jorge Da Silva, André Rebelo and Diogo S. Teixeira
J. Funct. Morphol. Kinesiol. 2024, 9(3), 155; https://doi.org/10.3390/jfmk9030155 - 1 Sep 2024
Viewed by 186
Abstract
Jump test assessment is commonly used for physical tests, with different type of devices used for its evaluation. The purpose of the present study was to examine the validity and reliability of a freely accessible mobile application (VertVision, version 2.0.5) for measuring jump [...] Read more.
Jump test assessment is commonly used for physical tests, with different type of devices used for its evaluation. The purpose of the present study was to examine the validity and reliability of a freely accessible mobile application (VertVision, version 2.0.5) for measuring jump performance. With that intent, thirty-eight college age recreationally active subjects underwent test assessment after a specific warm-up, performing countermovement jumps (CMJs) and squat jumps (SJs) on a contact platform while being recorded with a smartphone camera. Jump height was the criterion variable, with the same formula being used for both methods. Data analysis was performed by two experienced observers. The results showed strong correlations with the contact platform (ICC > 0.9) for both jumps. Furthermore, between-observer reliability was also high (ICC > 0.9; CV ≤ 2.19), with lower values for smallest worthwhile change (≤0.23) and typical error of measurement (≤0.14). Estimation error varied when accounting for both observers, with the SJ accounting for bigger differences (4.1–6.03%), when compared to the CMJ (0.73–3.09%). The study suggests that VertVision is a suitable and handy method for evaluating jump performance. However, it presents a slight estimation error when compared to the contact platform. Full article
(This article belongs to the Special Issue Physical Activity for Optimal Health)
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18 pages, 1648 KiB  
Article
Improving the Storage Quality of Ready-to-Eat Clementine Fruits Using Lemon By-Products
by Miriam Arianna Boninsegna, Alessandra De Bruno and Amalia Piscopo
Agriculture 2024, 14(9), 1488; https://doi.org/10.3390/agriculture14091488 - 1 Sep 2024
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Abstract
In this study, the effect of the antioxidant extract from lemon by-products (Citrus × Limon L.) integrated into an edible alginate-based coating was evaluated to preserve the storage quality of ready-to-eat Clementine (Citrus × Clementina) fruits. The effects of different [...] Read more.
In this study, the effect of the antioxidant extract from lemon by-products (Citrus × Limon L.) integrated into an edible alginate-based coating was evaluated to preserve the storage quality of ready-to-eat Clementine (Citrus × Clementina) fruits. The effects of different coatings (1.5% of alginate and 1.5% of alginate + 2–4% of lemon by-product extract) were assessed by the physical, chemical, microbiological, sensorial, and structural analyses of ready-to-eat Clementine fruits stored for 21 d at 4 °C. Ready-to-eat Clementine fruits coated with alginate and extract from lemon by-products showed greater levels of polyphenols, flavonoids, antioxidant activity, and organic acids. A microbiological analysis revealed the dose-dependent effect of the extract to contrast the growth of mesophilic bacteria, yeast, and molds during storage. A sensory analysis confirmed that the enriched coating improved the visual, structural, and olfactory parameters until the end of storage. The evidence in this study proves that an antioxidant extract from lemon by-products is a great sustainable treatment to preserve ready-to-eat fruits. Full article
(This article belongs to the Special Issue Feature Papers in Agricultural Product Quality and Safety)
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