Translation of Prüfling

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.
Let me talk about nicer things in this email. In the last mail we spoke about the poems that we have read in our last spring break. We are not of the kind who love partying all night. We came to relax.
The same evening we left Patagonia and flew to the capital of Argentina, Buenos Aires. We have waited a long time for this moment as we have not been in a city for almost two weeks and we usually love the city.