good night’s sleep is far more nuanced than simply putting in your seven to nine hours and calling it a day. Good, healthy sleep means feeling rested upon waking. It means not having chronic bad dreams or nightmares. And it turns out that the difference between a smile-filled slumber and a fearful one isn’t entirely up to chance. According to a group of French researchers writing in the Journal of Sleep Research, all people dream when they sleep, even people who think they don’t. But is there a correlation between good sleep and good dreams? We partnered with Sleep Number to dig into this and other dream-related questions: Does sleeping well lead to more — or more pleasant — dreams? Does sleeping poorly lead to bad dreams? The answers to [...]