From August 19 to 24, 2025, the city of Otopeni, Romania, hosted the 10th World Junior Swimming Championships.

Over 600 athletes from more than 80 countries participated in the event.

Among the competitors was Nikita Sheremet, a young swimmer from the Odessa Specialized Children's and Youth Sports School of Olympic Reserve «Dynamo».

In the semifinals for the 50m freestyle, Nikita triumphed, setting a new national junior record and matching the world junior record at 21.75 seconds.

Sheremet also won the final, becoming the world champion in the 50 meters freestyle with a time of 21.99 seconds, outpacing rivals from the UK and Italy.

His coaches, Alla Tymofeieva and Oleksandra Kurbanova, played a crucial role in his preparation for this achievement.