Chronic fatigue syndrome (CFS) is a long-term condition that causes extreme, unrelenting fatigue, sleep problems, muscle pain, and cognitive difficulties. It can be difficult to diagnose and treat.

Chronic Fatigue Syndrome is a disorder that has long been surrounded by questions and unknowns. CFS is a painful and debilitating illness and the cause is unclear. There is no test to diagnose the ...

Chronic Fatigue Syndrome is a condition lasting for more than 6 months in which a person feels tired most of the time and may have trouble concentrating and carrying out daily activities. Other ...