fifth of all adults in the UK depression and anxiety affect nearly 1 in 5 adults The Guardian anxiety or depression 1 in 5 Anxiety or depression affects nearly one in five UK adults The Guardian anxiety or depression fifth of all adults in the UK The Guardian The Guardian depression and anxiety affect nearly 1 in 5 adults The Guardian 'Anxiety or depression affects nearly one in five UK adults' fifth of adults in the UK The Guardian fifth of all adults in the UK