Acute Effects of High-intensity Interval Training With Mindfulness-based Recovery on Executive Function in Children

A single bout of 20-min MF-HIIT protocol delivered through a motor-driven treadmill. The protocol will start with a 1.5-min warm-up, then a 16.5-min main exercise (6 x 90s exercise intervals separated by 5 x 90s mindful intervals), and finally a 2-min cool-down.

A single bout of 20-min intervention mindfulness intervention that includes 5 x 90s mindful intervals separated by sitting rest

A single bout of 20-min HIIT protocol delivered through a motor-driven treadmill. The protocol will start with a 1.5-min warm-up, then a 16.5-min main exercise (6 x 90s exercise intervals separated by 5 x 90s rest intervals), and finally a 2-min cool-down.

Participants will sit in a comfortable chair, placed on the treadmill, while watching a HIIT video without mindfulness instructions for 20 minutes.