Cardiorespiratory fitness (CRF) refers to the capacity of the circulatory and respiratory
systems to supply oxygen to skeletal muscle mitochondria for energy production needed …

Background There is evidence that physical fitness of children and adolescents (particularly
cardiorespiratory endurance) has declined globally over the past decades. Ever since the …

Numerous national associations and multiple reviews have documented the safety and
efficacy of strength training for children and adolescents. The literature highlights the …

La consommation du numérique sous toutes ses formes–smartphones, tablettes, télévision,
etc.–par les nouvelles générations est astronomique. Dès 2 ans, les enfants des pays …

Introduction and Objective: This systematic review aimed to analyse the international
evolution of fitness with its distributional changes in the performance on tests of physical …

Background The measurement of physical fitness has a history that dates back nearly 200
years. Recently, there has been an increase in international research and surveillance on …

Background Physical activity is associated with a lower incidence of common mental health
disorder, but less is known about the impact of cardiorespiratory fitness (CRF). Methods In …

Por que os grandes gurus do Vale do Silício proíbem seus filhos de usar telas? Você sabia
que nunca na história da humanidade houve um declínio tão acentuado nas habilidades …

Long periods of free-movement restrictions may negatively affect cardiorespiratory fitness
and health. The present study investigated changes after the COVID-19 confinement in …

Background Prospective and large studies indicate that high physical fitness levels during
young are beneficial for health during adulthood. The aim of the study was to investigate the …