A new survey suggests there’s a reason Sunday nights are the worst for sleeping. Yet, Mondays are so precious for productivity. Here’s how I battled my way to a sound sleep. Ever wonder why Mondays are such a drag? You might want to take a closer look at a new survey about Sunday nights. An app called Calm asked 4,279 people about weekly sleep patterns, and almost half (or 46%) named Sunday as the night they sleep the worst out of the week. Only 17% mentioned Monday, which is