Related Experiment Video
Updated: Jun 26, 2026
10:08
Effects of a Novel Neuromuscular Training Intervention on Jump, Sprint, and Change of Direction in Adult Female Soccer Players
Published on: June 10, 2025
Indirect Role of Sprint Performance in the Relationship Between Explosive Power and Change-of-Direction Ability in
Ying-Fang Liu1, Huan-Chieh Chen2, Tso-Yen Mao3
1Department of Health and Leisure Management, Hsin Sheng Junior College of Medical Care and Management, Taoyuan 32544, Taiwan.
Sports (Basel, Switzerland)
|June 25, 2026
Summary
Sprint performance is key for adolescent athletes
Area of Science:
- Sports Science
- Biomechanics
- Human Movement
Background:
- Adolescent athletes' change-of-direction (COD) ability is crucial for performance.
- Understanding the hierarchical determinants of COD is essential for training.
- Sprint performance may mediate the relationship between explosive power and COD.
Purpose of the Study:
- To investigate the hierarchical determinants of COD ability in adolescent athletes.
- To assess the role of sprint performance as an intermediate variable.
- To examine the relationship between explosive power, sprint performance, and COD.
Main Methods:
- 86 high school athletes participated.
- Assessed explosive power (CMJ, SJ), sprint performance (10m, 20m), and COD (505 test).
- Collected body composition data and used correlation, regression, and SEM analyses.
Main Results:
- Sprint performance strongly predicted COD ability, explaining 63.6% of variance.
- Explosive power indirectly influenced COD ability through sprint performance.
- A hierarchical model showed explosive power predicting sprint performance, which predicted COD ability.
Conclusions:
- Enhancing explosive power and optimizing sprint performance are vital for improving COD in young athletes.
- Findings inform athlete selection and training program design for youth sports.
- Acceleration and speed-transfer capacity are key components for COD development.
Related Concept Videos
01:23Motion of a Projectile
Projectile motion becomes evident when a player kicks the ball into the air. The launch angle, or the angle at which the ball is kicked, plays a crucial role in determining the trajectory of the projectile. As the ball soars through the air, influenced solely by gravity, its motion can be dissected into two independent velocity components: the horizontal and the vertical.
Horizontal motion, governed by the initial kick, maintains a constant velocity throughout the flight of the soccer ball.
Horizontal motion, governed by the initial kick, maintains a constant velocity throughout the flight of the soccer ball.
01:27Exercise and Muscle Performance
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...