Author: Timothy Hearn, Lecturer, University of Cambridge; Anglia Ruskin University

MAYA LAB/Shutterstock The latest wellness trend and “sleep hack” involves switching off the bathroom light before stepping into the shower. In the dimness, the water feels louder, the day’s visual clutter fades and the hope is that sleep will come more easily. This practice, often called “dark showering”, has spread on social media, with people […]