Learn more› By Kaitlyn Wells and Zoe Vanderweide If you believe the hype, blue-light blocking glasses will prevent headaches, decrease eyestrain, and help you sleep like a baby. But do they work?

When this popped up on a Facebook page (I think it was The Aviation Enthusiast Book Club), the aviation writer Bill Sweetman wryly replied that 384 pages devoted to the Cutlass were rather too ...