Link between chronic fatigue and sinusitis
http://www.tele-management.ca/2013/08/link-between-chronic-fatigue-and-sinusitis/
http://www.tele-management.ca/2013/08/link-between-chronic-fatigue-and-sinusitis/
"According to the study, sinus symptoms were nine times more common among patients with fatigue and six times more common among those with chronic pain."