You might blame stress, screens or caffeine for your sleepless nights – but what’s on your plate could be the real culprit. Hannah Twiggs asks two sleep experts about the foods that disrupt your rest and the ones that can help you drift off more easily I f you’ve ever lain awake at 3am replaying every awkward conversation you’ve ever had, you’ll know that sleep – or rather, the lack of it – can feel maddeningly elusive. We’re told to switch off our phones, meditate, dim the lights, ban caffeine