<P> Combining yoga and his knowledge of physiology in freediving , Severinsen became a record holder of four AIDA freediving world records . He achieved two Guinness World Records in 2010 : in March that year he swam 236 feet ( 72 meters ) under ice wearing only swimming trunks and goggles , exceeding Wim Hof 's record of March 2000 by 47.6 feet ( 14.5 meters ) ; and in April , after inhaling pure oxygen , he held his breath for 20 minutes and 10 seconds in a tank full of sharks at the Kattegat Centre in Grenaa . In May 2012 he was awarded the record of `` Longest time breath held voluntarily ( male ) '' by Guinness World Records for holding his breath for 22 minutes ; this record was achieved in a tank at the London School of Diving with the water cooled to 30 ° F ( - 1 ° C ) . In April 2013 in Qorlortoq Lake in east Greenland , he set two new world records for `` longest swim underwater - breath held '' : 500 feet ( 152.4 meters ) while wearing a wetsuit and monofin , taking 2 minutes , 11 seconds , and the following day , 250 feet ( 76.2 meters ) wearing only swimming trunks . He announced that these would be his last record attempts and he would now concentrate on teaching . </P>
<P> Combining yoga and his knowledge of physiology in freediving , Severinsen became a record holder of four AIDA freediving world records . He achieved two Guinness World Records in 2010 : in March that year he swam 236 feet ( 72 meters ) under ice wearing only swimming trunks and goggles , exceeding Wim Hof 's record of March 2000 by 47.6 feet ( 14.5 meters ) ; and in April , after inhaling pure oxygen , he held his breath for 20 minutes and 10 seconds in a tank full of sharks at the Kattegat Centre in Grenaa . In May 2012 he was awarded the record of `` Longest time breath held voluntarily ( male ) '' by Guinness World Records for holding his breath for 22 minutes ; this record was achieved in a tank at the London School of Diving with the water cooled to 30 ° F ( - 1 ° C ) . In April 2013 in Qorlortoq Lake in east Greenland , he set two new world records for `` longest swim underwater - breath held '' : 500 feet ( 152.4 meters ) while wearing a wetsuit and monofin , taking 2 minutes , 11 seconds , and the following day , 250 feet ( 76.2 meters ) wearing only swimming trunks . He announced that these would be his last record attempts and he would now concentrate on teaching . </P>
who holds the record for holding their breath
who holds the record for holding their breath
Severinsen
Severinsen