6band
As a child, you might remember hearing “lights out” as a way to tell you it was time to go to bed. As a child, you might remember hearing “lights out” as a way to tell you it was time to go to bed. Having the lights off at bedtime is much more than a common bedtime phrase, though. In fact, the decision to turn out the lights — or leave them on — could affect your health.
Yet the problem lies bey...