Background Several systematic reviews have been published to investigate the
effectiveness of high-intensity interval training (HIIT) in schools. However, there has been …

• Despite the clear benefits for a wide range of health outcomes, high-intensity interval
training (HIIT) has become a polarizing form of exercise. Critics have suggested that HIIT …

OBJECTIVES There is no clear guidance on the intensity and duration of physical activity
(PA) that adolescents require to maximise cardiorespiratory fitness (CRF). We aimed to …

Schools are key settings for the promotion of students' physical activity, fitness, and motor
competence. The purpose of our study was to investigate the efficacy of a 5‐month‐long …

The aim of this study was to assess the effectiveness of a high‐intensity interval training
(HIIT) intervention based on playground games (MOVI‐daFit!) on improvements in adiposity …

The shift in emphasis from the motor sphere to the mental, psycho-emotional sphere leads to
a decrease in the natural motor activity of the younger schoolchild, which actualizes the …

Knowledge about associations between school-based initiatives and physical activity
patterns is limited. The purpose of this paper was to examine associations between factors …

Many studies have demonstrated that outdoor physical activity positively affects the physical
health of young people. Here, we aimed to examine the extent to which outdoor jogging was …

A large majority of Swedish children do not reach the recommended daily activity level.
Some, but not all, studies show that extra physical activity may have positive effects on …

The relationship between physical activity (PA) and physical fitness (PF) has been well
established among college students. However, the impact of this relationship after 1 year of …