DUBAI, UNITED ARAB EMIRATES - DECEMBER 22: Olympic Swimmer and Triathlete Sarra Lajnef trains at Hamdan Sports Complex on December 22, 2020 in Dubai, United Arab Emirates. (Photo by Francois Nel/Getty Images)
A Danish guy just broke a World Record after he swam underwater for a little over 662 feet after only taking one breath. He had also previously broken the record for longest time holding his breath.