Swimathon 2022: Make a splash for a good cause with entry to Swimathon 2022! On the day: Choose to take part in an organised Swimathon or take on the MySwimathon option at any time or any place! Valid: A social and fun way of raising money, with the event taking place 6th-8th May 2022. Entry: Get entry for one person or upgrade to make it a team effort with entry for two to five people. Swim challenges: Tackle your choice of Swimathon challenge, with 400m, 1.5k, 2.5k and triple 5k swims to choose from. Perfect for: Anybody who loves to swim and wants to use their hobby to raise awareness for well known charities: Cancer Research UK and Marie Curie! Cancer Research Swimathon | UK | Living Social