How Shift Workers Can Use Light Exposure to Improve Sleep (A Practical Guide)
Light exposure is the most powerful signal your brain uses to decide when to be awake and when to sleep — and for shift workers, using light incorrectly can make sleep nearly impossible. This practical, science-based guide explains how to use bright light to stay alert during night shifts, block light to sleep better during the day, and reset your circadian rhythm with simple habits that actually work.