![USA's Michael Phelps celebrates winning the Men's 400m Individual Medley and setting a new world record at the National Aquatics Centre at the 2008 Beijing Olympic Games Stock Photo - Alamy USA's Michael Phelps celebrates winning the Men's 400m Individual Medley and setting a new world record at the National Aquatics Centre at the 2008 Beijing Olympic Games Stock Photo - Alamy](https://c8.alamy.com/comp/GB2JTY/usas-michael-phelps-celebrates-winning-the-mens-400m-individual-medley-GB2JTY.jpg)
USA's Michael Phelps celebrates winning the Men's 400m Individual Medley and setting a new world record at the National Aquatics Centre at the 2008 Beijing Olympic Games Stock Photo - Alamy
![Women's relay team smash own world record for Australia's first Tokyo 2020 Olympics gold | Swimming | The Guardian Women's relay team smash own world record for Australia's first Tokyo 2020 Olympics gold | Swimming | The Guardian](https://i.guim.co.uk/img/media/6ef890ab2ab238ba2ab4441ca961becab4d45ca9/0_0_4258_2556/master/4258.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=6653a829969741887803ef5b78f66159)
Women's relay team smash own world record for Australia's first Tokyo 2020 Olympics gold | Swimming | The Guardian
![Hungarian Swimming Legend Katinka Hosszú Again World Record Holder On 400m Medley - Video! - Hungary Today Hungarian Swimming Legend Katinka Hosszú Again World Record Holder On 400m Medley - Video! - Hungary Today](https://hungarytoday.hu/wp-content/uploads/2015/12/10526725_e102de5f0109d921066f080460394738_x.jpg)
Hungarian Swimming Legend Katinka Hosszú Again World Record Holder On 400m Medley - Video! - Hungary Today
![Tokyo Olympics: Australia Smash World Record To Win Women's 4x100m Swimming Freestyle Relay Gold | Olympics News Tokyo Olympics: Australia Smash World Record To Win Women's 4x100m Swimming Freestyle Relay Gold | Olympics News](https://c.ndtvimg.com/2021-07/mrintgqg_australia-swimmers-afp_625x300_25_July_21.jpg)
Tokyo Olympics: Australia Smash World Record To Win Women's 4x100m Swimming Freestyle Relay Gold | Olympics News
![Hungary's Katinka Hosszu, winner of the 400 m medley women in a World Record time in swimming event in Olympic Swimming Pool, Rio, Brasil on August 6th, 2016. Photo by Henri Szwarc/ABACAPRESS.COM Hungary's Katinka Hosszu, winner of the 400 m medley women in a World Record time in swimming event in Olympic Swimming Pool, Rio, Brasil on August 6th, 2016. Photo by Henri Szwarc/ABACAPRESS.COM](https://c8.alamy.com/comp/2DJ7HF6/hungarys-katinka-hosszu-winner-of-the-400-m-medley-women-in-a-world-record-time-in-swimming-event-in-olympic-swimming-pool-rio-brasil-on-august-6th-2016-photo-by-henri-szwarcabacapresscom-2DJ7HF6.jpg)
Hungary's Katinka Hosszu, winner of the 400 m medley women in a World Record time in swimming event in Olympic Swimming Pool, Rio, Brasil on August 6th, 2016. Photo by Henri Szwarc/ABACAPRESS.COM
![Regan Smith breaks another world record in the 100 backstroke leading off the 400 medley relay! (57.57) : r/Swimming Regan Smith breaks another world record in the 100 backstroke leading off the 400 medley relay! (57.57) : r/Swimming](https://external-preview.redd.it/sKQGnd1DjOUqS49zkKZqIOyFIzCN-7kilqyrHuKBL6M.jpg?auto=webp&s=15643a01860612f5fd85a7084efc887f422962e4)
Regan Smith breaks another world record in the 100 backstroke leading off the 400 medley relay! (57.57) : r/Swimming
![Katinka Hosszu set a world record in the women's 400 IM. Let the irresponsible doping accusations begin. Katinka Hosszu set a world record in the women's 400 IM. Let the irresponsible doping accusations begin.](https://compote.slate.com/images/04f378c8-79e7-4811-85fc-700fb77d7984.jpg)