Tag Archives: cardiopulmonary exercise testing

Abnormal blood lactate accumulation during repeated exercise testing in ME/CFS

Abnormal blood lactate accumulation during repeated exercise testing in myalgic encephalomyelitis/chronic fatigue syndrome, by Katarina Lien, Bjørn Johansen, Marit B Veierød, Annicke S Haslestad, Siv K Bøhn, Morten N Melsom, Kristin R Kardel, Per O Iversen in Physiological reports vol … Continue reading

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Whole blood human transcriptome and virome analysis of ME/CFS patients experiencing post-exertional malaise following cardiopulmonary exercise testing

Whole blood human transcriptome and virome analysis of ME/CFS patients experiencing post-exertional malaise following cardiopulmonary exercise testing, by Jerome Bouquet, Tony Li, Jennifer L Gardy, Xiaoying Kang, Staci Stevens, Jared Stevens, Mark VanNess, Christopher Snell, James Potts, Ruth R Miller, … Continue reading

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Cardiopulmonary exercise test methodology for assessing exertion intolerance in ME/CFS

Cardiopulmonary Exercise Test Methodology for Assessing Exertion Intolerance in ME/CFS by Staci Stevens, Chris Snell, Jared Stevens, Betsy Keller and J Mark VanNess in Frontiers in Pediatrics, 4 September 2018 Background: Concise methodological directions for administration of serial cardiopulmonary exercise testing (CPET) … Continue reading

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Comparing post-exertional symptoms following serial exercise tests

Research poster abstract: Comparing post-exertional symptoms following serial exercise tests, by Lariel J Mateo, Lily Chu, S Stevens, J Stevens, CR Snell, Todd E Davenport, and J Mark Van Ness – Workwell Foundation Presentation, April 2018 Post-exertional malaise (PEM) is an … Continue reading

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Low oxygen uptake by muscle cells causes exercise intolerance

Abstract Background The insufficient metabolic adaptation to exercise in Chronic Fatigue Syndrome (CFS) is still being debated and poorly understood. Methods We analysed the cardiopulmonary exercise tests of CFS patients, idiopathic chronic fatigue (CFI) patients and healthy visitors. Continuous non-invasive … Continue reading

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Delayed recovery in CFS can affect exercise testing results

Research abstract Objectives  –  Reduced functional capacity and post-exertional fatigue following physical activity are hallmark symptoms of chronic fatigue syndrome (CFS) and may even qualify for biomarker status. That these symptoms are often delayed may explain the equivocal results for clinical … Continue reading

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