Tortured by an earworm? How to get it out of your head

‘If you listen to music often, you’re more likely to find some of it gets “stuck”.’ Photograph: izusek/Getty Images (posed by model)

Something has changed within me – and it’s really bloody annoying!

Ever since Wicked stormed the global box office last month, many people have been holding space for the lyrics of Defying Gravity – which is to say, unable to get them out of their head.