Purpose: The purpose of this study is to investigate whether variety and choice affect adolescents' motivation in high-intensity interval training during physical education. Method: We conducted a four-armed randomized controlled trial involving 206 students from one school (aged 12.6 ± 0.5 years), who participated in a 6-week high-intensity…

Background: Promoting physical activity (PA) among children is critical for their overall health and development. Despite the availability of various interventions, adherence to structured PA programs remains a challenge, particularly in home settings. The Interrupting Prolonged Sitting with Activity (InPACT) at Home program was designed to…

Purpose: Most classroom physical activity break interventions have been conducted in primary schools. This is the first study to examine teachers' perceptions of integrating high-intensity activity breaks into academic lessons for older adolescents in the final years of secondary school. Method: Twelve teachers who participated in the Burn 2 Learn…

Purpose: We investigated the impact of the COVID-19 pandemic on students' physical exercise and health behaviors. Method: Employing a descriptive panel study, two on-site surveys were conducted at 32 primary schools in Guangdong Province before and during the pandemic to examine changes in physical health awareness, school sports, and family…