Taking SparkPeople quizzes and assessments is a fun way to test your knowledge on nutrition, quizzes, and health, and to learn more about yourself!
Sleep is something that your body craves, but also something that everybody struggles with periodically. Difficulty falling and staying asleep is a common problem. As an important source of energy for the body, sleep is a valuable commodity. So how much do you really know about insomnia and its related problems? Test your sleep IQ here. (Source: National Sleep Foundation, 2005.)