depends if you mean what sport my guess is Baseball if you mean a specific person i belive its either arod cc sabathia or aj take all 3 of there salarys and you get more then mets spent on citi feild
Paramjot Singh for cricket
usaly soccer players (famous)
NFL
Curling
you make the most money from football
football probably
someone messed it up
prostitution
Horse Racing
Soccer
Sport is most cirtantly a real job, if they make any income at all it should be considered as a real job, but if they don't make any money out of the sport it's just a hobby
soccer mostly because its the hardest sport to learn and because that you will get a BUNCH of money if you make a goal.
To make more money for their client.
Football or Rugby most definetly!
Motor racing
baseball