At right: Dr. Robert Spitzer, a clinical neurologist from Mackinac Island and Southfield, enjoys the porch at Grand Hotel and a break from his busy schedule. Through his research, he has made a link among fibromyalgia, chronic fatigue, and narcolepsy. Now he is writing a paper on the muscular aspects of fibromyalgia and chronic fatigue.
Weakened Brain System: This is also one of the reasons that can keep any person awake. A perfect example of this is Narcolepsy. In this situation, an individual feels very sleepy throughout the day even after having a good sleep at night.