Hot geologists!
Those guys had some NICE bodies. You don't see that anymore. My guess is all the fast-, processed and packaged foods we eat today are the cause.
"Don't call me 'honey', mac."
"Don't call me 'mac'... HONEY!"
dont forget the decrease in hard physical labor and exercise... in those days, if you wanted a warm house, you had to spend time chopping wood, or working on the farm. today, there's a whole lot more sitting in front of the tv, the computer, the video games..