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Exposure weightings used for each location and impact velocity for Youth Football STAR. The average youth football player experiences 214 head impacts per season.
| Location | 2.3 m/s | 3.4 m/s | 4.9 m/s |
|---|---|---|---|
| Front | 112.6 | 21.1 | 7.1 |
| Front Boss | 22.3 | 4.2 | 1.4 |
| Side | 13.8 | 2.6 | 0.9 |
| Back | 22.4 | 4.2 | 1.4 |
