반응형 Symptoms1 Causes and Symptoms of Chronic Fatigue Chronic fatigue syndrome (CFS) is a disorder characterized by extreme fatigue that does not disappear even after a break and cannot be explained as an underlying disease. CFS is also known as muscular encephalomyelitis (ME) or systemic motor hypersensitivity (SEID). The cause of CFS is not yet clear. However, some studies have shown that it is caused by viral infection, psychological stress, or .. 2022. 11. 28. 이전 1 다음 반응형