Tuesday, 22 January 2013

New study hints at biological roots of mental and physical fatigue in ME/CFS

A new study, from Julia Newton’s group in Newcastle, UK, has found evidence that reduced blood flow to the brain is associated with muscle abnormalities in CFS patients.

Earlier work by the same group had found that with many CFS patients, muscles don’t regulate acid levels properly after exercise. Another study, by Ben Natelson, had shown reduced blood flow to the brain of most in a sample of CFS patients. This new study looked at both muscle acidity regulation and blood flow to the brain in the same people with CFS. They found a strong correlation between the two, both at rest and in response to a challenge.

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