Chronic Fatigue Syndrome
A disorder characterized by extreme fatigue, pain, cognitive difficulties, and sleep abnormalities that are not alleviated by rest, and become worse with exertion. Symptoms cannot be explained by another underlying medical condition. Diagnosis is typically based on self-reported symptoms and ruling out similar medical conditions with objective medical tests.
Click here for more information on how subjective conditions can be treated differently and/or excluded by some disability insurance policies.