In college students, the complaint of difficulty concentrating during the day continues to have a considerable impact on their ability to succeed in the classroom,” said Dr. Pagel. “This study showed that disordered sleep has significant deleterious effects on a student’s academic performance, including GPA.”
Read more at http://www.redorbit.com/news/health/1423936/college_students_affected_by_insomnia/#GtY6ijTGwOJTvgP0.99