Chronic fatigue syndrome, also known as myalgic encephalomyelitis or ME/CFS, is a complicated disorder.It causes extreme fatigue that lasts for at least six months. Symptoms worsen with physical or mental activity but don’t fully improve with rest.
Chronic fatigue syndrome, also known as myalgic encephalomyelitis or ME/CFS, is a complicated disorder.It causes extreme fatigue that lasts for at least six months. Symptoms worsen with physical or mental activity but don’t fully improve with rest.