But no one tells you exactly why screen time disrupts sleep. Well, now researchers have published a study in Cell Reports that explains exactly how cell phone blue light messes with your sleep .

The Blue Earth does come with a conventional wall-wart charger, but it’s actually a five-star energy efficient one with less than 0.03 watts consumption in stand-by mode.

Cell Phone Use and Blindness Linked by "Toxic" Oxygen in New ... We know that blue light from phones, computers, ... With people’s screen time rapidly increasing to over 10 hours a day on ...