Constantly tired? Depressed? Puffy eyes? Making mistakes & missing deadlines at work?Science agrees that going to bed and waking up at the same time every day is one of the best things you can do for your sleep and health in general. But modern living features some of the most compelling temptations in the form of digital entertainment. If it's not Social Media that's keeping you up at night with endless streams of Snapchat stories, it's a...