It would also help reduce the 200,000+ TBIs (traumatic brain injury) caused by car accidentals in the US every year.

I might be convinced to personally start wearing a helmet if an awareness campaign gained traction. As it is, I will take the additional risk to avoid looking dumb.

I personally believe that (personal adult) helmet laws are a violation of individual liberties but we should create laws that force bike/scooter sharing companies to make sanitary helmets available. It is better to regulate business behavior than personal behavior.