"On average, these motorcyclists tended to be about 32 years old, male, riding in a rural area, not wearing a helmet and involved in a head-on frontal collision."
I think the prevailing wisdom here is that helmets are highly recommended... not to mention the median age is a bit above 32 years...
Stolen from motogp.com.... some interesting stats.
motogp.com · MotoGP
Over the course of 2014 there were 981 crashes in total across the 18 Grand Prix weekends, 118 crashes more than in 2013. In the premier class there were 206 crashes, 61 of which occurred during races.
In Moto2™ 134...