Usain Bolt (now 38) ran the 100m and 200m sprint. His record for the 100m sprint is 9.58 and is record for the 200m is 19.19s both astonishing records. He even won a record with having his running shoes untied! In total, he earned 8 gold medals in total and he retired in 2017 after the Olympics at Rio De Janiero.

Michael Phelps (now 39) was one of the most successful swimmers to have ever lived. In total, he has won 23 gold medals, one eight of them at just one Olympics in Beijing, 2008. He competed in the Men's 200m freestyle which he received a WR (World Record) in!

Simone Biles (now 27) is an amazing American gymnast. She has 11 olympic medals and 30 world championship medals.Her stellar performances established Biles as a prodigy in the world of gymnastics. At the Rio 2016 Olympic Games, she managed to get an unprecedented four gold medals in the floor exercise, vault, all-around and team segments; the first woman to achieve such a feat since 1974.