Do you have trouble falling asleep or staying asleep at night? Do you toss and turn, count sheep, or stare at the ceiling until the sun comes up? If so, you're not alone. According to the American Sleep Association, between 50 and 70 million adults in the U.S. suffer from some form of sleep disorder. How can you achieve that elusive state of blissful slumber? There are many factors that can influence your sleep quality, such as your lifestyle, environment, diet, and habits.