|Double the steps, double the calories burned? Hmmmm.|
Check out the chart. The test subject roughly doubled her steps, spent 5 more hours active and burned 650 more calories. That's a Big Mac. Must be why they used butter in every recipe. The high energy density was needed. If just 100 extra calories per day can lead to 10 extra pounds a year, a massive burn of 650 calories and doubling steps must do wonders for a woman's figure. Buried in the article is that (UK figures) 33% of homes had washing machines and only 15% had a fridge in 1952. Clothes were hand washed (the washboard in washboard abs). Food had to be procured and prepared. Homes were cleaned because there was a sense of pride with attempting to be approved by one's betters, not just buying flashy consumer goods. Fridges, washing machines, and other electronic equipment does the hard work. Sitting at a desk 8 hours is no comparison to '50s housework.
It comes down to effort. People who watch 4.5 hours of TV a day have the time to be active and cook a 30 minute Rachel Ray balanced meal. A majority of people do not want to do that. If hard bodies and ripped men and women reflect the hard work performed by the few and proud, then soft, bloated bodies reflect the lazy, technology enabled lifestyles of the masses.