leonard jason

The present study found adult rates of chronic fatigue syndrome (CFS) in Nigeria that were somewhat higher than rates from community-based CFS epidemiologic studies in the USA. The rates of chronic fatigue for both adults and children were also higher than in existing community-based studies...

https://www.chicagotribune.com/opinion/commentary/ct-opinion-chronic-fatigue-syndrome-long-covid-19-20220912-42gktniwobbcbblcbs56l6r7zu-story.html

Pre-Illness Data reveals Differences in Multiple Metabolites and Metabolic Pathways in Those Who Do and Do Not Recover from Infectious mononucleosis https://pubs.rsc.org/en/Content/ArticleLanding/2022/MO/D2MO00124A Leonard Jason, Karl Conroy, Jacob Furst, Karthik Vasan and Ben Katz...

Full title: Comparing Operationalized Approaches for Substantial Reduction of Functioning in Chronic Fatigue Syndrome and Myalgic Encephalomyelitis Abstract A core criterion for Chronic Fatigue Syndrome (CFS) and Myalgic Encephalomyelitis (ME) is a substantial reduction in functioning from...

Abstract Objectives: Studies have demonstrated immune dysfunction in adolescents with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS); however, evidence is varied. The current study used network analysis to examine relationships between cytokines among a sample of pediatric...

ABSTRACT In this article, we update our earlier analyses of myalgic encephalomyelitis / chronic fatigue syndrome (ME/CFS) economic impact and its National Institutes of Health (NIH) funding versus disease burden, taking into account the anticipated new cases of ME/CFS resulting from COVID-19...

"Dear Participant, Below is a consent form and four sections of a survey for adults 18 years and older who have had COVID-19. The first section measures demographic characteristics. The next set of questions assesses symptoms of Long COVID. The third and fourth sections measure what has been...

Abstract This study aimed to contribute to the development of a research case definition for post-acute sequelae of SARS CoV-2 infection (PASC) using a PASC data set and experiences from case definitions developed for myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). Our database...

Abstract Background: About 10% of individuals who contract infectious mononucleosis (IM) have symptoms 6 months later that meet criteria for myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). Our study for the first time examined whether it is possible to predict who will develop...

Webinar: “Implications Of ME/CFS Case Definitions For Long Covid” Guest speaker: Dr. Leonard Jason Wednesday, March 16, 2022, 4 p.m. EDT (1 p.m. PDT, 8 p.m. GMT) Full announcement - https://usawg.wordpress.com/2022/02/26/special-event/ Click here to register

Abstract Purpose Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is an illness characterized by a variety of symptoms including post-exertional malaise, unrefreshing sleep, and cognitive impairment. A variety of case definitions (e.g., the Canadian Consensus Criteria (CCC), the...

https://www.psychologytoday.com/gb/blog/the-mental-health-revolution/202111/missteps-in-creating-long-haul-covid-case-definition

ABSTRACT Objective The prevalence of pediatric Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) has been estimated from an ethnically and sociodemographically diverse community-based random sample of 10,119 youth aged 5–17. We assessed whether a salivary biomarker of fatigue could...

Cortical autonomic network connectivity predicts symptoms in myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) IntJPsychophysiol 2021 Oct 15; Online ahead of print. Authors. Mark A Zinn, Leonard A Jason. Abstract Myalgic encephalomyelitis and chronic fatigue syndrome (ME/CFS)...

Abstract Objectives Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) is often reported to be caused by an infectious agent. However, it is unclear whether one infectious agent might be the cause or whether there might be many different infectious agents. The objective of this study...

David had read some of Leonard's publications including the study regarding problems with CBT when used with patients with ME/CFS. David also appreciated the research Leonard had done over the years examining case definitions. David believed that the work Leonard has done should be a foundation...

Abstract Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) is a chronic disease with the hallmark symptom of post-exertional malaise. Evidence for physiological causes is converging, however, currently no diagnostic test or biomarker is available. People with ME/CFS experience...

Abstract Adult patients affected by myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) are at an increased risk of death by suicide. Based on the scientific literature and our clinical/research experiences, we identify risk and protective factors and provide a guide to assessing and...

https://www.tandfonline.com/doi/full/10.1080/21641846.2021.1922140 Leonard A. Jason, Mohammed F. Islam, Karl Conroy, Joseph Cotler, Chelsea Torres, Mady Johnson & Brianna Mabie Received 21 Apr 2021, Accepted 22 Apr 2021, Published online: 05 May 2021 Introduction Our objective was to...

ABSTRACT Background We followed college students before, during, and after infectious mononucleosis (IM) for the development of myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). Aim We used network analysis to study relationships between pre-illness cytokine data amongst three...