How Modern Light Exposure Is Disrupting Your Hormones and Sleep
We Were Never Meant to Live Like This For most of human history, light followed a predictable rhythm. Days were bright and spent outdoors, while evenings were dim and quiet, illuminated only by fire. That warm, flickering light signaled safety, rest, and the natural end of the day. Today, our environment looks nothing like that. We are surrounded by artificial lighting from the moment we wake up until long after sunset. Screens, LED bulbs, streetlights, and indoor lighting constantly expose our eyes to blue, flickering light. That's a signal our biology still interprets as daytime. Our eyes may have adapted to this modern world, but our hormones haven’t. And the consequences show up as poor sleep, hormonal imbalance, elevated stress, and a circadian rhythm that never quite knows...
