Patient Story: Chronic Fatigue Syndrome (CFS) is a debilitating chronic disease that has a significant impact on a person's quality of life. Because the cause is unknown, effective treatment is still out of reach for many patients. Danielle Warner's description of battling CFS every day is a heartbreaking one, as she longs for her once active and vibrant life. Her husband and caregiver, Tyrone, joins Danielle as they share the story of their life, and their uncertain future. Myth or Medicine: Is Chronic Fatigue Syndrome a psychiatric disorder? Second Opinion 5: Five things to know about Chronic Fatigue Syndrome.