Overview

• Lukas Märtens set a new world record in the 400-meter freestyle at the Stockholm Swim Open with a time of 3:39.96.
• The record, previously held by Paul Biedermann since 2009, was broken by 0.11 seconds.
• Märtens achieved this milestone shortly after completing high-altitude training in the Sierra Nevada, showcasing his strategic preparation.
• This achievement follows Märtens' Olympic gold medal win in Paris, marking a remarkable career trajectory.
• Paul Biedermann congratulated Märtens and his coach, Bernd Berkhahn, emphasizing the significance of the record remaining in German hands.