Translation of productive in German

I really worry about the health of obese people, especially the ones that I know in person (friends, relatives), because it is well known that overweight have a higher probability of heart attack.
We are back in South Carolina for Christmas. We are staying at the Hilton near the Corner. As you said, great location! Our trip included LA, California and the coast of Oregon (which was spectacular).
My wife and her started a nice conversation and the village girl did not believe that my wife was older than thirty years old. My wife considered herself as old, but the little girl explained her that she wasn't.