High Institute Of Sports And Physical Education Of Kef

This study tested whether a 10-week program of high-intensity interval training (HIIT) could improve fitness, hormone levels, and mental health in healthy teenage boys. Researchers compared 15 boys who did the HIIT workouts three times a week to 13 boys who did no training. They …

This study aimed to understand how a single, exhausting workout affects the body differently in normal-weight and overweight/obese teenage girls. Researchers had 35 girls perform a tough, progressive running test until they were exhausted. They took blood samples before, right af…