Governments should seek that overall population would be deciding their choices based on scientific studies and articles.
People are free to do as they please, right? However, we also see what happens with freedoms, because most people want to do what they enjoy, not what is good for themselves or others. So, is it survival of the fittest (fit being those who can take care of themselves) and screw everyone who fails, or is it stop most people from failing to the detriment of those who can look after themselves?