Dementia could affect 1.7m people in England and Wales by 2040, data finds

A pupil at Holgate primary and nursery school with a resident of Runwood Homes in Nottingham. The children and adults formed close bonds through letter writing and one-hour sessions which incorporate activities including arts and crafts, playing cards and reading. Photograph: Joanne Bardgett/PA

Dementia poses an “enormous threat” to healthcare systems and the general public in England and Wales, experts have warned, as data suggests 1.7 million people will have the condition by 2040.

It is already known to be among the most serious health and social care threats and a new analysis shows the total number affected could be 42% higher than previously estimated.