living a healthy life does not guarantee you a life free of health problems. but fair enough if they must restrict it have a licence system whereby people apply

living a healthy life does not guarantee you a life free of health problems. but fair enough if they must restrict it have a licence system whereby people apply for the substances they wish to use and have to pass a test that confirms their basic understanding of the chemicals, if properly educated the vast majority of people would be responsible just as they are when driving a car