I think it has been proven that if you drive slower there are fewer accidents and they are less serious. We need to drive slower.
It's pretty clear that many sports shorten your life - like boxing, football, and hockey. We lose skiers every year. Children drown in swimming pools, and lots of people die in recreational boating accidents. These are all unnecessary activities. Yet, we keep dong them. We are all willing to take some risks. After all, living is dangerous.
My grandchildren use knives to eat. I'm guessing that whoever made up the rule about not having knives at work lets their children use knives.
If we don't control employers, some take stupid chances with their employees' lives. We need rules, but they must be reasonable. Somehow, we can't make and enforce reasonable rules.