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    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.

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cardiopulmonary exercise test

  1. SWAlexander

    Exercise Intolerance in Hypermobility: Systemic Vascular Distensibility relates to exercise capacity in connective tissue disease (Singh et al 2021)

    A Similar Kind of Exercise Intolerance is Found in Connective Tissue Diseases, ME/CFS and Long COVID Results The study found that the blood vessels of people with CTD did not dilate as much as the healthy controls. The CTD patients also displayed an “impaired stroke volume increase”. As their...
  2. nerd

    Chronic Fatigue Syndrome and Cardiovascular Disease: JACC State-of-the-Art Review

    Natelson BH, Brunjes DL, Mancini D. Chronic Fatigue Syndrome and Cardiovascular Disease: JACC State-of-the-Art Review. J Am Coll Cardiol. 2021 Sep 7;78(10):1056-1067 doi: 10.1016/j.jacc.2021.06.045 PMID: 34474739 Abstract
  3. Dechi

    2-day CPET test results (reveals Chronotropic incompetence)

    I received my test results. It's been almost 2 weeks now and I am still not recovered. Not bedbound but can't do much at all. I am dizzy pretty much all day, and weak and get exhausted faster. Here is the conclusion of the report which I haven't had the chance to discuss with my doctor yet...