Being tired is not the same as being fatigued or exhausted, and the difference matters, according to a researcher from Canada who has spent years investigating fatigue in various populations.
"It's important to recognize the difference between tiredness and fatigue, because fatigue is a marker that the body is not able to keep up," said Dr. Karin Olson, with the faculty of nursing at the University of Alberta. "The onset of the manifestations of fatigue, particularly if these are not normal states for you, should be taken seriously."
Olson has studied fatigue in cancer patients, people diagnosed with chronic . . .
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