These questions originally appeared on Quora - the knowledge sharing network where compelling questions are answered by people with unique insights. They were answered on August 2nd, 2016. You can follow Quora on Twitter, Facebook, and Google+.
MORE FROM QUORA: What is it like to set a world record only to see it get broken later?
Answers by Rowdy Gaines, 3x Olympic Gold Medalist Swimmer, NBC Olympics Swimming Analyst:
Q: Who are the swimmers to watch in this year's Olympic Games and why?