Chronic Fatigue Syndrome News & Features

More than 1 million Americans have myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). Learn about the symptoms of this serious disease.

The test tracks changes in the electrical pattern of a person's cells, and it accurately flagged all CFS patients in a small group of 40 people, researchers report.

People with the most severe mononucleosis infections were more than three times as likely to meet the diagnostic criteria for chronic fatigue syndrome.

Researchers want to better understand the origins of, and possible treatments for, a badly named disorders that affects millions of Americans.

Inflammation drives the often debilitating condition, new research suggests

Study suggests body amplifies fatigue signals, even during periods of rest

Little by little, patients step up activity levels as an expert coaches via phone or online video

Intestinal bacteria yield clues to the mysterious ailment, researchers say

Researchers point to 'atypical' CFS, where symptoms don't begin suddenly

With disappointing study results, there's still no cure for the mysterious disorder

Intestinal colonies differ in CFS patients, study finds, bolstering notion the disorder isn't a psychological problem

Study shows benefits from certain treatments can last more than two years

Study reveals evidence that it's 'not made up,' researcher says

Researchers saw evidence only in first 3 years of disease, findings could lead to early test

U.S.-appointed panel says illness is 'legitimate,' should be called Systemic Exertion Intolerance Disease

Disorder also associated with other menstrual problems and pelvic pain, study finds

Findings might help doctors diagnose the baffling condition

Inflammation may play a role, small study suggests

Internet-based behavioral therapy appears to be a highly effective new tool for the treatment of teenagers with chronic fatigue syndrome (CFS), according to a new study from the Netherlands.

Researchers in Norway say they’ve been able to treat symptoms of chronic fatigue syndrome by giving patients a biologic drug that affects the immune system.

Researchers are disputing a 2009 study that found a virus in the blood of people with chronic fatigue syndrome, which some hoped might have pointed to a cause of the disease.

A retrovirus found in the blood samples of some patients with chronic fatigue syndrome likely appeared there as the result of contamination rather than infection, two new studies show.

Cognitive behavioral therapy and exercise, in conjunction with medical care, are safe and effective ways to treat some of the symptoms of chronic fatigue syndrome (CFS), finds a new study published online in the Lancet.

Chronic fatigue syndrome is not caused by the virus XMRV, according to new research.

An international group of scientists met Tuesday and Wednesday at the National Institutes of Health to assess what’s known about a retrovirus that’s been linked to both prostate cancer and chronic fatigue syndrome.