ABSTRACT OBJECTIVE: To verify in male and female Brazilian adolescents the association of demographic, psychosocial, behavioral and sociocultural characteristics with the regular practice of physical activity. METHODS: The sample consisted of 109,104 adolescents from all Brazilian states attending the 9th year of elementary education in 2012. The response variable was the regular practice of physical activity (...
RESUMO: Objetivo: Comparar a prevalência de adolescentes fisicamente ativos, residentes nas capitais brasileiras, investigados nos inquéritos da Pesquisa Nacional de Saúde do Escolar de 2012 e 2015. Método: A amostra foi composta por 61.145 (2012) e 51.192 (2015) adolescentes das 27 capitais brasileiras, frequentes no nono ano do ensino fundamental. O indicador atividade física globalmente estimada com o ponto ...
This study compared the exercise intensity of four specific soccer training sessions (friendly and training match, tactical and technical workouts). Ten professional soccer players (24.2 ± 3.7 years, 177.9 ± 7.3 cm, 63.2 ± 4.6 mLO2•kg-1•min-l) were recruited. A treadmill progressive interval test was performed to determine the players' VO2max, maximal heart rate (HRmax), HR-VO2 curve, and the heart rate corresp...