Table 2. Initial position, take-off, and ball height for the three header variants.
Test parameter |
Standing header |
Jumping header * |
Running header † |
Initial position |
shoulder-wide stand on a force plate (66 × 60 cm) |
shoulder-wide stand on a force plate (66 × 60 cm) |
Walk position at a mark in 3 m distance |
Jump |
- |
Jumping with both legs |
Jumping with one or both legs |
Ball height |
Height of the forehead |
One ball diameter above the head |
One ball diameter above the head |
* same procedure for post-jumping header† same procedure for post-running header