Originally Posted by Euroleague
Many people keep growing into their 20s. It is complete BS that every male stops growing at age 18. He could have had an open growth plate at 22-23. It does mean that he was 17 at the time.
While anything is possible, growth plates open earlier and close sooner, at almost a proportionally inverse rate to the individual's latitude on the globe. Most males who experience bone growth into their early to mid twenties are from latitudes very distant to the equator, such as Scandinavia.