Today let’s decode a study that went somewhere most ME/CFS research has not. Not blood. Not muscle tissue. Not brain scans. Cerebrospinal fluid (CSF), the fluid that surrounds and cushions your brain and spinal cord. What was found raises questions about the nature of this condition.
Scientists Looked Inside the Spinal Fluid of ME/CFS Patients. Those With PoTS Showed Something Different.
A 2026 study looked directly into the cerebrospinal fluid of ME/CFS patients and found proteins linked to Alzheimer’s, blood clotting and immune activation. Here is what that actually means.



