There are two kinds of fibers in our muscles, red and white. When an athlete trains for long distance running, he or she builds more red muscle fibers than white muscle fibers in his calf muscles. A sprinter has more white muscles. If you retrain a marathon runner to be a sprinter, most of the muscle fibers will convert to white muscles.
—from The Complete Idiot's Guide to Improving Your IQ, a book by Richard G
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| Universe | Races | Average WPM | First Race |
|---|---|---|---|
| Default (English) | 68,390 | 65.33 | August 20, 2009 |
| Instant Death Mode | 130 | 68.95 | March 29, 2010 |
| Smoke Rise Prep | 28 | 59.71 | January 22, 2016 |
| Riverside Middle School | 15 | 46.67 | January 24, 2011 |
| ##typeracer | 8 | 65.39 | July 2, 2024 |
| TypeRacer Classic | 3 | 74.36 | June 21, 2021 |