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Researching ways to improve your sleep has been popular for years but now it’s evolved and there’s a whole new genre of social media content called ‘Sleepmaxxing’. It shows ways you can build your perfect night’s sleep, by taking magnesium supplements, using black-out curtains or white noise machines. Experts say the popularity has boomed thanks to the accessibility of smart watches which give users sleep scores. We hear from Ollie, who tracks his sleep and is aiming for the perfect score. �鶹�� reporter Ashitha Nagesh who’s been reporting on the trend, tells us why some experts advise against multi-layered sleep routines and an obsessive fixation with sleep called orthosomnia. Plus, sleep expert Sophie Bostock tells us how reliable popular sleep trackers are and what they are really measuring. Instagram: @bbcwhatintheworld Email: whatintheworld@bbc.co.uk WhatsApp: +44 330 12 33 22 6 Presenter: Iqra Farooq Producers: Mollie Perella, Emily Horler and Benita Barden Editor: Verity Wilde