Why do you get to ask why? Why can't people decide for themselves what information they want to have public? Would you want a public website with everybody's he

Why do you get to ask why? Why can't people decide for themselves what information they want to have public? Would you want a public website with everybody's health stats, or the report from every GP visit? If not, why not? It's only our bodies, everybody has physical issues sometimes, what's the big deal?