ŷ������

“In 2008, a study from the University of North Texas found that students who identified themselves as morning people earned significantly higher grades. In fact, the early risers had a full grade point higher than the night owls in the study with a 3.5 to 2.5 GPA respectively.”
― Shawn Stevenson, Sleep Smarter: 21 Essential Strategies to Sleep Your Way to a Better Body, Better Health, and Bigger Success