Incredible services by 100-year-old swimmers On the one hand, we are looking for the optimal age for top athletes, on the other hand, we also examine the trend of age group athletes.In swimming, there are the World Championships of the Master Age Groups up to 100 years and older. The Canadian Jaring Timmermann, who at the age of 104 in the age category 100-104 years earlier year, achieved two world records, see under https://www.cbc.ca/news/canada/manitoba/jaring-timmerman-age-104-sets-2-world-swimming-records-1.2510764. But that was not enough.At the age of 105, he achieved a world record in the age category 105-109 years, see https://www.swimingworldmagazine.com/news/jaring-timmerman-becomes-first-105-year-old-masters-Swimmer-in-history/
The FINA had to introduce new age categories because of him. In addition to Jaring Timmermann, John Harrison has recently undercut the world record over 50m freestyle in the age category 100-104 years, his race can be seen under https://www.youtube.com/watch?v=vk1ormcxxs0. He also has the world record over 100 m back, see https://www.youtube.com/watch?v=axivviansqs