• Welcome to Phoenix Rising!

    Created in 2008, Phoenix Rising is the largest and oldest forum dedicated to furthering the understanding of, and finding treatments for, complex chronic illnesses such as chronic fatigue syndrome (ME/CFS), fibromyalgia, long COVID, postural orthostatic tachycardia syndrome (POTS), mast cell activation syndrome (MCAS), and allied diseases.

    To become a member, simply click the Register button at the top right.

exertion intolerance

  1. Pyrrhus

    Exercise Intolerance vs. PEM/Exertion Intolerance

    Exercise Intolerance vs. Exertion Intolerance vs. Post-Exertional Malaise A common source of confusion are the terms "exercise intolerance" and "exertion intolerance", and how they relate to PEM. So here's a brief clarification: Exercise Intolerance is a medical term that refers to the...
  2. Pyrrhus

    Cardiopulmonary Exercise Test (CPET) Methodology for Assessing Exertion Intolerance in ME/CFS (Stevens et al., 2018)

    I don't think this paper has been posted yet, but it's a good review of the studies that look at CardioPulmonary Exercise Tests (CPET) to document PEM/exertion intolerance in ME. Cardiopulmonary Exercise Test Methodology for Assessing Exertion Intolerance in ME/CFS (Stevens et al., 2018)...
    • Pyrrhus
    • Thread
    • betsy keller chris snell cpet exercise intolerance exertion intolerance jared stevens mark vanness post exertional malaise staci stevens
    • Replies: 5
    • Forum: Post-Exertional Malaise and Fatigue