New hope for chronic fatigue patients

Chronic fatigue syndrome is a disease with distinct stages that can be identified through biomarkers in the blood, US researchers say, offering hope that earlier diagnosis may improve treatment.

The scientists say their findings represent "the first robust physical evidence" that the syndrome also known as myalgic encephalomyelitis is "a biological illness as opposed to a psychological disorder, and the first evidence that the disease has distinct stages".

"We now have evidence confirming what millions of people with this disease already know, that ME/CFS isn't