Name a sport where players wear helmets.
| 1 | football | 57 |
|---|---|---|
| 2 | hockey | 22 |
| 2 | ice hockey | 22 |
| 3 | fastball | 8 |
| 3 | hardball | 8 |
| 3 | baseball | 8 |
| 3 | softball field | 8 |
| 4 | cycling | 6 |
| 4 | biking | 6 |
| 5 | racing cars | 4 |
| 5 | nascar | 4 |
| 5 | indy car | 4 |
| 5 | grand prix | 4 |
| 5 | formula one | 4 |
| 5 | car racing | 4 |
| 5 | auto racing | 4 |