Tag Archives: Heart rate variability

Chest strap system monitors severity of CFS

Posted on 07/09/2021 by wames

Chest strap system monitors severity of Chronic Fatigue Syndrome, by Conn Hastings in Medgadget, July 8 2021   Researchers at the Universitat Autònoma de Barcelona in Catalonia, Spain, have developed a system to monitor the severity of myalgic encephalomyelitis (ME), … Continue reading →

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Analysis of gender differences in HRV of patients with M/CFS using mobile-health technology

Posted on 06/17/2021 by wames

Analysis of Gender Differences in HRV of Patients with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Using Mobile-Health Technology, by Lluis Capdevila, Jesús Castro-Marrero, José Alegre, Juan Ramos-Castro, Rosa M Escorihuela in Sensors (Basel) 2021 May 28;21(11):3746  [doi: 10.3390/s21113746]   Research abstract: In … Continue reading →

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Cardiopulmonary responses to exercise in an individual with ME/CFS during long-term treatment with intravenous saline: a case study

Posted on 07/08/2020 by wames

Cardiopulmonary responses to exercise in an individual with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome during long-term treatment with intravenous saline: A case study by Todd E Davenport, Michael K Ward, Staci R Stevens, Jared Stevens, Christopher R Snell, J Mark VanNess, in … Continue reading →

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Parasympathetic activity is reduced during slow-wave sleep, but not resting wakefulness, in patients with CFS

Posted on 01/27/2020 by wames

Parasympathetic activity is reduced during slow-wave sleep, but not resting wakefulness, in patients with chronic fatigue syndrome, by Scott J Fatt, Jessica E Beilharz, Michael Joubert, Chloe Wilson, Andrew R Lloyd, Uté Vollmer-Conna, Erin Cvejic in Clin Sleep Med. Vol 16, … Continue reading →

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Reduced heart rate variability predicts fatigue severity in individuals with CFS/ME

Posted on 01/16/2020 by wames

Reduced heart rate variability predicts fatigue severity in individuals with chronic fatigue syndrome/myalgic encephalomyelitis, by Rosa María Escorihuela, Lluís Capdevila, Juan Ramos Castro, María Cleofé Zaragozà, Sara Maurel, José Alegre & Jesús Castro-Marrero in Journal of Translational Medicine volume 18, Article number: 4 (2020)   … Continue reading →

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Autonomic markers, CFS & post-exertion states

Posted on 01/08/2020 by wames

Autonomic markers, chronic fatigue syndrome, and post-exertion states, by Fred Friedberg in Journal of Psychosomatic Research Vol 127, Dec 2019, [https://doi.org/10.1016/j.jpsychores.2019.109845]   Article extracts: A large body of evidence suggests that autonomic imbalance, i.e., hyperactive sympathetic nervous system and hypoactive … Continue reading →

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Autonomic function in ME & CFS: comparing self-report & objective measures

Posted on 06/03/2019 by wames

Autonomic dysfunction in myalgic encephalomyelitis and chronic fatigue syndrome: comparing self-report and objective measures, by Jane Kemp, Madison Sunnquist, Leonard A Jason, Julia L Newton in Clin Auton Res [Preprint 21 May 2019]   Letter extracts: Myalgic encephalomyelitis (ME) and … Continue reading →

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Chronotropic Intolerance: an overlooked determinant of symptoms & activity limitation in ME/CFS?

Posted on 03/25/2019 by wames

Chronotropic intolerance: an overlooked determinant of symptoms and activity limitation in myalgic encephalomyelitis/chronic fatigue syndrome?, by Todd E. Davenport,  Mary Lehnen,  Staci R Stevens,  J. Mark VanNess,  Jared Stevens and  Christopher R Snell in Front. Pediatr. 22 March 2019 Review … Continue reading →

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Impairments in cognitive performance in CFS are common, not related to co-morbid depression but do associate with autonomic dysfunction

Posted on 02/08/2019 by wames

Impairments in cognitive performance in chronic fatigue syndrome are common, not related to co-morbid depression but do associate with autonomic dysfunction, by Lucy J Robinson, Peter Gallagher, Stuart Watson, Ruth Pearce, Andreas Finkelmeyer, Laura Maclachlan, Julia L Newton in  PLoS … Continue reading →

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Associations between clinical symptoms, plasma norepinephrine & deregulated immune gene networks in subgroups of adolescents with CFS

Posted on 11/19/2018 by wames

Associations between clinical symptoms, plasma norepinephrine and deregulated immune gene networks in subgroups of adolescent with Chronic Fatigue Syndrome, by Chinh Bkrong Nguyen, Surendra Kumar, Manuela Zucknick, Vessela N Kristensen, Johannes Gjerstad, Hilde Nilsen, Vegard BruunWyller, in Brain Behav Immun. 2018 … Continue reading →

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