Are you dragging through your days even though you get eight hours at night? Here's what could be affecting you.
By Corrie Pikul
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You've Let Yourself Go
Several recent studies have shown a link between obesity and daytime sleepiness, causing researchers to conclude that being overweight is one of the main risk factors for fatigue. The good news is that when the scientists followed up with some of the sleep-study participants seven and a half years later, those who lost weight also reported feeling better rested and more alert.