Do we need more innocence? Experts claim social media is causing a mental illness epidemic. Some suggest the only vaccine might be a much older idea of childhood innocence.
UK plans under 16s social media ban

Glossary
NHS - The National Health Service, the publicly funded healthcare system in the UK. The NHS was founded in 1948.
Anxiety - A feeling of unease or worry. It can be mild or very severe.
Depression - Low mood that affects someone's daily life, and can last for weeks or months.
William Blake - Poet and printmaker associated with the Romantic Age (late 1700s and early 1800s). The Romantics were often doubtful of the value of science - they thought it gave reason too much credit.
Latin - The language of Ancient Rome and its empire. Today it is considered a dead language, but it was for a long time the language of academics and scholars.
Jean-Jacques Rousseau - An 18th Century Swiss philosopher whose book Reveries of the Solitary Walker extolled the virtues of being alone in nature.