Believers in the paranormal are far more like to have insomnia as they're kept awake by bumps in the night, a sleep study has revealed.
That's right – if you believe in ghosts, demons and even aliens – chances are you'll have a harder time nodding off.
Sleep scientists at Goldsmith's University in London surveyed thousands of people on whether they believed in ghosts, the afterlife and extra-terrestrials, while also measuring their quality of sleep.