Sleeping in dark vs sleeping in light: Impact of sleep style on a person’s life span | – The Times of India
It’s easy to ignore what happens after the lights go out, but the body doesn’t. While the world sleeps, a small hormone called melatonin begins its work, repairing cells, balancing metabolism, and tuning the inner clock. The way one sleeps, bathed in light or resting in darkness, can quietly change how long and how well…