New Link Between Giardia and CFS

Published: October 10, 2012
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If your immune system is on the ropes — a very common scenario for tens of millions of sleep-deprived, stress-battered and nutrient-deficient Americans — just about any infection can trigger post-infectious chronic fatigue syndrome. And a new study has added another infection to the list: Giardia, a waterborne parasite that can cause severe GI upset called "Giardia gastroenteritis."

Researchers in Norway tracked 1,262 patients after a widespread outbreak of Giardia in the city of Bergen. They found that 58 of them (5%) developed CFS, with "long-lasting fatigue and abdominal symptoms" — an incidence of CFS 8 times higher than in the "general population."

"Our findings suggest that there may be a relationship between Giardia infection and CFS," concluded the researchers in BMC Gastroenterology.

Read more at NCBI.

Reference

Naess H, Nyland M, Hausken T, et al, "Chronic fatigue syndrome after Giardia enteritis: clinical characteristics, disability and long-term sickness absence." BMC Gastroenterol. 2012 Feb 8;12:13.

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