In order to resolve the controversies associated with varying definitions of CFS, an international panel of health professionals with expertise in the area of CFS research in 1994 gathered to arrive ...

The mysterious and complicated illness that has been called chronic fatigue syndrome has a new definition and a new name: systemic exertion intolerance disease, or SEID for short. The name change is ...

The weariness people feel after long hours at a computer or mobile screen. Since the start of the 21st century when the Internet was exploding, there is considerably more online fatigue worldwide. See ...