> Looking at pictures of previous generations you can't help but notice the upright postures and healthy bodies that are so often missing from today's populace.

> Looking at pictures of previous generations you can't help but notice the upright postures and healthy bodies that are so often missing from today's populace. I don't disagree, but they were often leaner from hard physical labor and fewer calories, and lived shorter lives. None of which means they were less happy, or that we are happier, but just that there are tradeoffs involved.