by Jess Howard
TW: Suicide, self-harm, anxiety.
A year ago, hearing the words adult colouring books would have conjured up bizarre images of decorating mildly pornographic imagery with gel pens and coloured pencils. Fast forward to the end of 2015 and colouring books designed specifically for adults has become the new craze. From Harry Potter-themed books to those focused on the 1960s, almost everyone has encountered this new fad at some point. But where does it stem from, and does it really work?