The "free lunches of longer and healthier lives" are due mostly to clean water and covered sewers, with the rest of medical science not mattering to the vast ma

The "free lunches of longer and healthier lives" are due mostly to clean water and covered sewers, with the rest of medical science not mattering to the vast majority of people who don't suffer from life-limiting medical problems. Along with clean water and covered sewers we have improved working conditions (which medical science has contributed to without making everyone take medication), and a range of other quality-of-life changes that have occurred in society.