Pillow talk: the evidence about pillows and neck pain is soft [5m]

[ Image caption: Scene of the crime? Cricks often strike overnight — so pillows get both credit and blame. ] Sleeping badly and hurting are entangled: poor sleep is linked to worse neck pain, and better sleep to improvement. Anything that helps you sleep is probably part of the neck-pain picture — a bad pillow can interfere with that, and a good one won’t. But what’s a “good pillow,” other than…