Screens and Sleep: Use E-Readers, Block Internet

Noam Dworman, Dan Naturman, and Periel Aschenbrand are joined by Michaeleen Doucleff. Doucleff has a PHD in chemistry, has written for the NPR Science desk for 14 years, and is the author of the New York Times bestseller Hunt, Gather, Parent. Her new book, Dopamine Kids, is out now.