On Saturday, December 29, 2018 at 7:57:38 PM UTC, wrote:
On Saturday, December 29, 2018 at 5:33:57 PM UTC, Simon Jester wrote:

Pedestrians should wear helmets.

Don't forget drivers who are the highest at risk.

Although Schumacher's was a sporting injury.

https://pbs.twimg.com/media/Dvm_Z6LXcAAm9N5.jpg

It's not just about the risk of head injury, it's how many of these injuries could be prevented with compulsory helmets.
Clearly mandatory driving helmets would massively reduce NHS costs but homeostasis of risk would mean more primary road user injuries.