A pre-exercise warm-up drill:
Warms muscles by increasing the movement of blood through the tissues, making the muscles more supple;
Increases delivery of oxygen and nutrients to muscles by increasing the blood flow to them;
Prepares muscles for stretching;
Prepares the heart for an increase in activity;
Prepares your players mentally for the session.
Reduces cortisol reducing anxiety and fear
Increases testosterone increases muscle performance
Reduce risk of injury