Record 420,000 children a month in England treated for mental health problems

Experts say many others are denied help, and relentless' rise in demand could overwhelm NHS

• Analysis: evidence of a crisis is stark
• A child psychiatrist on leaving CAMHS

More than 400,000 children and young people a month are being treated for mental health problems - the highest number on record - prompting warnings of an unprecedented crisis in the wellbeing of under-18s.

Experts say Covid-19 has seriously exacerbated problems such as anxiety, depression and self-harm among school-age children and that the relentless and unsustainable" ongoing rise in their need for help could overwhelm already stretched NHS services.