If you look at photos from the 1970s, one thing that stands out pretty quickly is that most people were leaner than they are today, and not just a select few or the obviously athletic, but the majority of adults, kids, and older adults alike. So, this wasn’t unusual, it was the norm. In fact, in 1970, about 13% of U.S. adults were considered obese, whereas today that number is over 40%, which represents a significant shift in a relatively short period of time. And while it’s