'A public-health emergency': Why can't Americans sleep?

If you have ever found yourself tossing and turning and counting sheep unable to sleep, I can tell you from firsthand experience, you are not alone. In her new piece for The Atlantic titled American Insomnia, staff writer Jennifer Senior writes in part, "The cadences of modern life have proved enimical to sleep. For white collar professionals, it's hard to imagine a job without the woodpecker incursions of email or weekend and late night work. It's hard to imagine children assuing social media when it's how ...