A Viral Debate About Chronic Fatigue Syndrome

A new U.K. study was unable to reproduce recent findings that suggested chronic fatigue syndrome may be linked to a virus. But U.S. researchers emphasized that there are key differences between the studies.The Sleep Education Blog reported on the previous research in October. The U.S. study identified DNA from the “XMRV” virus in the blood of 68 out of 101 people with CFS.The new study was