You ever catch yourself half-asleep, thumb still scrolling, eyes burning — and suddenly it’s midnight? Yeah. We’ve all been there. The problem isn’t just that you stayed up too late — it’s that the blue light blasting from your phone is basically telling your brain, “Hey, it’s noon. Stay alert. ” Your body’s trying to power down, but your screen’s keeping you in daytime mode. That messes with your sleep in ways you can literally feel the next morning. Your mind’s foggy, y