|Chronic fatigue is a common condition which affects roughly 5% of the general population. Chronic fatigue can be caused by many factors including sleep apnea, low thyroid hormones, nutritional deficiencies, autoimmune diseases, cancer, chronic infections, severe emotional depression, or exposure to toxins like pesticides.|
Joseph Brewer et al. Detection of Mycotoxins in Patients with Chronic Fatigue Syndrome. Toxins 2013;5:605-17.
Chronic fatigue is also commonly reported in humans who spend time in water or mold damaged buildings.