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I'm newly diagnosed
You've just received a difficult diagnosis. There's no rush — take what you need, when you need it.
If you read one thing
Standard · 3 min
What is ME/CFS?
A clear overview of the illness: definition, prevalence, and why it matters.
Read this →Recommended reads
Understanding Post-Exertional Malaise
Standard · 3 min
The defining feature of ME/CFS — what PEM is, why it happens, and how to recognize it.
Diagnostic criteria (IOM report)
Standard · 3 min
The landmark IOM report that redefined ME/CFS — covers severity, diagnostic criteria, and prevalence.
Exercise testing and physical capacity
Standard · 3 min
How two-day cardiopulmonary exercise testing reveals measurable declines in ME/CFS.
More resources are available in the Atlas and Evidence sections.