| 1. Michael Phelps was diagnosed with ADHD when he was in the 6th grade. |
| 2. He started swimming when he was just 7 years old. |
| 3. Phelps became the youngest swimmer at the 2000 Summer Olympics at the age of 15. |
| 4. In the 2008 Beijing Olympics, he broke Mark Spitz's record for most Gold Medals. |
| 5. He holds the all-time record for Olympic Gold Medals with a total of 23. |
| 6. Michael Phelps established the Michael Phelps Foundation to encourage swimming. |
| 7. After the 2008 Summer Olympics, he was named Sports Illustrated's Sportsman of the Year. |
| 8. He set 7 world records at the 2008 Beijing Olympics. |
| 9. He was the first swimmer, male or female, to win three Olympic butterfly titles. |
| 10. He was the first swimmer to successfully defend an Olympic butterfly title. |
| 11. In his final Olympic race at Rio 2016, a 4x100m medley relay, he clocked a 47.12 second split, the fastest of his career. |
| 12. He won 36 USA Swimming summer national championships domestically. |
| 13. He won four-straight Olympic trials titles in the 200-meter butterfly. |
| 14. He won three-consecutive Olympic trials titles in the 200 freestyle and 100 fly. |
