What is Blue Monday - and what makes it the most depressing day of the year?
Blue Monday - supposedly the most depressing day of the year - falls on 16 January this year. But what makes the third Monday of January so sad? Sky News explores the origins and history of Blue Monday.
Welcome to Blue Monday, dubbed the most depressing day of the year.
But what's so miserable about it, and where did the concept come from? Here's everything you know about the supposedly gloomiest of days.
What is Blue Monday?
Blue Monday falls on the third Monday of the year - in 2023, that makes it Monday 16 January.
Blue Monday was originally dreamed up by psychologist Dr Cliff Arnall in 2004. He devised the formula for the bleakest day to help a travel company sell holidays, with the first Blue Monday on 24 January, 2005.