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Dysautonomia Decoded

Making sense of dysautonomia, PoTS and Long COVID science one decoded article at a time.

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Seven in Ten Long COVID Patients May Have Orthostatic Intolerance. A New Meta-Analysis Finally Puts Numbers on It.

The first global prevalence estimates of autonomic dysfunction in Long COVID are here. The numbers are larger than most clinicians suspect.

A Wearable Device Might Be Able to Predict a Crash Before It Happens - A New Study Tested This.

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.

"It's Not PoTS." Doesn't Mean Nothing Is Wrong.

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.

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.

Your Brain Looks Different If You Have ME/CFS or Long COVID.

A study published this month used advanced MRI to map microstructural brain changes in ME/CFS and Long COVID and the findings are hard to dismiss.

10 Up and Coming PoTS and Dysautonomia Treatments: What the Research Actually Shows

Lets take a detailed look at 10 treatments currently in trials or emerging evidence, what stage they are at, and what the pros and cons actually are.

GLP-1 Medications and PoTS: Here Is What the Evidence Says.

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 for ME/CFS and Long COVID: Could a Gym Supplement Actually Help With Post-Exertional Malaise (PEM)?

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

Does Having Had COVID Raise Your Cancer Risk?

A new research review investigates whether SARS-CoV-2 nudges the body toward cancer biology... and the honest answer is complicated

Post-Exertional Malaise (PEM): What Is Actually Happening in Your Body When You Crash

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.