Who exactly will be affected by the UK review of benefits for young people?

Some 45% of 24-year-olds not in employment, education or training have never had a job. Photograph: Martin Godwin/The Guardian

With nearly 1 million young people not in education, employment or training (a cohort known as “Neets”), the government and its advisers have signalled that welfare benefits may be cut to fund more job support for them. What may change and who will be affected?

Why are politicians talking about Neets?