A large epidemic affecting approximately one in two Americans, according to a Gallup survey, is sleeping difficulty. This difficulty can come in one of many different forms. Problems falling asleep, grogginess after sufficient amounts of sleep, or waking suddenly and not being able to fall back asleep are the most common of the problems that occur in Americans. I shall explain in my report, the importance of sleep, differences in types of sleep, the approximate ³ reccomended daily amount² of sleep, variables that may affect sleep, and som ....