First of all, despite the false notion that if you get less sleep you’ll be cranky and tired all day, research shows that if you wake up early, you’ll be happier in your life. “A recent study published in the American Psychological Association journal, Emotion, reports early risers are generally happier than night owls.” Think about that before you get into the habit of working late nights and hitting snooze every morning. Here are 8 more reasons the dawn patrol knows what’s up, and why you should believe in the wisdom behind early to bed early to rise.