Countermovement

A quick downward dip performed just before the jump loads the legs and generates power. The athlete should jump as high as possible during the takeoff phase. Neglecting the quick pre-jump dip reduces power output.

1 sources - 3 claims

A quick downward dip performed just before the jump loads the legs and generates power. The athlete should jump as high as possible during the takeoff phase. Neglecting the quick pre-jump dip reduces power output.