Results 21 to 30 of about 4,616,743 (362)

Active Commuting and Physical Fitness: A Systematic Review

open access: yesInternational Journal of Environmental Research and Public Health, 2020
Physical fitness (PF) is considered an excellent biomarker of health. One possible strategy to improve PF levels is active commuting. This review, performed accordingly to the Preferred Reporting Items for Systematic Reviews guidelines includes ...
Duarte Henriques-Neto   +6 more
semanticscholar   +1 more source

Physical activity, screen viewing time, and overweight/obesity among Chinese children and adolescents: an update from the 2017 physical activity and fitness in China—the youth study

open access: yesBMC Public Health, 2019
Background With increases in inactive lifestyles and mounting pressure for academic excellence in Chinese younger populations, lack of physical activity and increased prevalence of obesity have become a major public health concern in China.
Zheng Zhu   +8 more
doaj   +1 more source

Causation, physics, and fit [PDF]

open access: yesSynthese, 2016
Our ordinary causal concept seems to fit poorly with how our best physics describes the world. We think of causation as a time-asymmetric dependence relation between relatively local events. Yet fundamental physics describes the world in terms of dynamical laws that are, possible small exceptions aside, time symmetric and that relate global time slices.
openaire   +4 more sources

Data‐driven performance metrics for neural network learning

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView., 2023
Summary Effectiveness of data‐driven neural learning in terms of both local mimima trapping and convergence rate is addressed. Such issues are investigated in a case study involving the training of one‐hidden‐layer feedforward neural networks with the extended Kalman filter, which reduces the search for the optimal network parameters to a state ...
Angelo Alessandri   +2 more
wiley   +1 more source

Physical fitness training for stroke patients.

open access: yesCochrane Database of Systematic Reviews, 2020
BACKGROUND Levels of physical activity and physical fitness are low after stroke. Interventions to increase physical fitness could reduce mortality and reduce disability through increased function.
D. Saunders   +8 more
semanticscholar   +1 more source

Aerobic exercise enhances mitochondrial homeostasis to counteract D-galactose-induced sarcopenia in zebrafish

open access: yesExperimental Gerontology, 2023
Sarcopenia is a common skeletal muscle degenerative disease characterized by decreased skeletal muscle mass and mitochondrial dysfunction that involves microRNAs (miR) as regulatory factors in various pathways.
Zhang-Lin Chen   +13 more
doaj  

A systematic review and meta-analysis on effects of aerobic exercise in people with Parkinson’s disease

open access: yesnpj Parkinson's Disease, 2022
Previous studies have shown that aerobic exercise is an effective way to improve symptoms of Parkinson’s disease (PD). The aim of this study [PROSPERO CRD42022340730] was to explore the effects of aerobic exercises on balance, gait, motor function, and ...
Kai Zhen   +5 more
doaj   +1 more source

The effects of the COVID-19 pandemic on levels of physical fitness.

open access: yesRevista da Associação Médica Brasileira, 2020
INTRODUCTION The COVID-19 pandemic, caused by infections from a novel human coronavirus, has been reported since December 2019 in China but was only made official in March 2020.
Cristiano Silva Pinho   +3 more
semanticscholar   +1 more source

Effect of a Game-Based Physical Education Program on Physical Fitness and Mental Health in Elementary School Children

open access: yesInternational Journal of Environmental Research and Public Health, 2020
Promotion of healthy active behaviors should start from early ages, as behaviors learned in youth are more likely to endure. A fundamental body of research in this field focuses on the implementation of programs within physical education (PE), thanks to ...
A. Cocca   +3 more
semanticscholar   +1 more source

Plasma BDNF and TrkB mRNA in PBMCs Are Correlated With Anti-depressive Effects of 12-Weeks Supervised Exercise During Protracted Methamphetamine Abstinence

open access: yesFrontiers in Molecular Neuroscience, 2020
Purpose: The aim of this study was to evaluate the potential neurotrophic factors and expression of neurotrophin receptors in peripheral blood mononuclear cells linked with the antidepressant action of exercise intervention during protracted ...
Jue Yang   +11 more
doaj   +1 more source

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