It is possible that some of the 44,000 number holders — who were born in or before 1920 at the time of the audit and were receiving SSA benefits — are cases of fraud and listed as "about 150 ...

Hazel Geary, CEO of The Wave, said: "London has long been in our sights, as part of our mission to share the health benefits of water and waves with people of all ages, backgrounds and abilities.