A 2026 study of 4,244 people with Long COVID, ME/CFS and other chronic conditions found that morning heart rate variability data could predict evening symptom severity with meaningful accuracy.
A 2024 study of 534 ME/CFS patients found that 91% showed abnormal reductions in brain blood flow and cardiac output when upright, despite passing the tilt table test with completely normal results.
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.
Semaglutide improved one patient’s PoTS significantly. Tirzepatide made another dramatically worse. Both are GLP-1 receptor agonists. Here is why that actually makes biological sense.
Creatine has spent decades being associated with gym bags and protein shakes. A growing body of research suggests it might have a role in one of the most debilitating symptoms of ME/CFS and Long COVID
PEM is one of the most debilitating and least understood features of Long COVID, ME/CFS and dysautonomia. New research is finally starting to map the mechanisms. Here is what we know.