Senior Fellow in Public Health and Journalism, Center for Global Public Health at the University of California, Berkeley. I blog at Virology Blog (virology.ws). My academic position is largely funded by donations from patients. davetuller@berkeley.edu
Many multidisciplinary/rehabilitation studies for ME/CFS, Long Covid, etc. pretend to have meaningful positive results. Here's one that clearly states the intervention didn't work: virology.ws/2026/07/23/t...
Trial By Error: No Benefits for Multidisciplinary Rehabilitation in New ME/CFS Study | Virology BlogBy David Tuller, DrPH It is refreshing to read a study about a rehabilitative intervention for ME/CFS or Long Covid or so-called “medically unexplained symp ...virology.wsHow many times can these people do the same trial and get the same pathetic results? virology.ws/2026/07/18/t...
Trial By Error: Yet Another CBT Trial for Long Covid with Poor Results | Virology BlogBy David Tuller, DrPH The Journal of Psychosomatic Research has often served as a house organ of sorts for the “biopsychosocial” ideological brigades. That’ ...virology.wsCan cognitive rehabilitation "reverse" cognitive symptoms associated with Long Covid? Yes, according to The Mirror. But that's not what a new study found. virology.ws/2026/07/11/t...
Trial By Error: Can "Cognitive Rehabilitation" for Long Covid "Reverse" Brain Fog? | Virology BlogBy David Tuller, DrPH Cognitive dysfunction, also known as “brain fog,” is among the most disabling aspects of Long Covid—and investigators have struggled t ...virology.wsPeople continue to protest the Wired article on mind-body interventions for Long Covid, including calls for retraction: virology.ws/2026/06/29/t...
Trial By Error: Furor Over Wired's "Mind-Body" Article Continues | Virology BlogBy David Tuller, DrPH The furor over the Wired epic about mind-body treatments for Long Covid simmers on. "The Truth About Long Covid," published ...virology.wsMy first post about that Wired piece: virology.ws/2026/06/09/t...
Trial By Error: The Truth According to Wired (and Alan Levinovitz) | Virology BlogBy David Tuller, DrPH Much has already been written about Alan Levinovitz’ 7,600-word love poem to the potential healing powers of so-called “mind-body” int ...virology.wsAn interview with Professor Chris Ponting, a geneticist at the University of Edinburgh, about the recently announced follow-up to DecodeME called Sequence ME & Long Covid. virology.ws/2026/05/31/t...
Trial By Error: Interview with Chris Ponting about "Sequence ME & Long Covid" | Virology BlogBy David Tuller, DrPH Last year’s release of the results from the DecodeME, a UK-based genome wide association study of more than 15,000 DNA samples, genera ...virology.wsAfter I asked for a correction for a paper's categorical statement about what is "generating" functional neurological symptoms, a therapist specializing in FND demanded I apologize to the authors. However, the authors immediately said they will revise the problematic sentence. 1/
David TullerI wrote a letter to a journal asking for a correction to a categorical statement about functional neurological symptoms. An FND expert demanded I apologize to the journal and the authors. I responded. Here's our exchange. virology.ws/2026/05/27/t...
Last year, I posted a blog about a major treatment trial for functional motor disorder. Three people posted critical comments that, unknown to me, were blocked by the algorithm. I have now approved them and am reposting this blog so people can read them: virology.ws/2025/04/21/t...
Trial By Error: Null Results in Physiotherapy Trial for Functional Motor Disorder | Virology BlogBy David Tuller, DrPH *May 28, 2026: After I posted this blog last year, two FND patients and a physical therapist specializing in FND posted critical comme ...virology.wsI wrote a letter to a journal asking for a correction to a categorical statement about functional neurological symptoms. An FND expert demanded I apologize to the journal and the authors. I responded. Here's our exchange. virology.ws/2026/05/27/t...
Trial By Error: My Exchange with an FND Physical Therapy Specialist | Virology BlogBy David Tuller, DrPH When I write about functional neurological disorder (FND) or functional neurological symptoms, I sometimes get feedback from Zachary G ...virology.wsA recent paper made a categorical assertion about the cause of functional neurological symptoms. This definitive statement is unwarranted, given the state of the evidence. I have written to the journal asking for the sentence to be corrected: virology.ws/2026/05/25/t...
Trial By Error: My Request for Correction of Causal Claim for Functional Neurological Symptoms | Virology BlogBy David Tuller, DrPH This morning I sent the following letter to CNS Spectrums, a neuroscience journal published by Cambridge University Press. Subject lin ...virology.wsAfter years of declaring categorically that functional neurological disorder was solely a brain "software" problem with nothing else wrong, FND experts now acknowledge that the "software"-only hypothesis is out the window: virology.ws/2026/05/20/t...
Trial By Error: So FND Is Not Only a BrainBy David Tuller, DrPH For decades, experts in functional neurological disorder (FND) have categorically asserted that the condition is strictly avirology.wsThanks, @jenniejacques1.bsky.social!!
Jennie JacquesME Awareness @davetuller1.bsky.social has spent years fighting for scientific integrity & exposing misinformation surrounding ME. Independent voices matter. So does truth in medicine. @georgemonbiot.bsky.social DONATE here 🔻 crowdfund.berkeley.edu/project/4972...
This has been a challenging crowdfunding for Berkeley's Trial by Error project on ME, ME/CFS, Long COVID, etc, but it seems like things are catching up in the final days. Now at 80% of the goal! Thanks to all!!! crowdfund.berkeley.edu/project/49720
Trial By Error: Reporting on ME and ME/CFS, Long COVID, etcHelp UC Berkeley raise $75,000 for the project: Trial By Error: Reporting on ME and ME/CFS, Long COVID, etc. Your gift will make a difference!crowdfund.berkeley.eduThanks!!! The campaign has now reached 72% of the goal. For those who'd like to support the project, here's the link: crowdfund.berkeley.edu/project/49720
Trial By Error: Reporting on ME and ME/CFS, Long COVID, etcHelp UC Berkeley raise $75,000 for the project: Trial By Error: Reporting on ME and ME/CFS, Long COVID, etc. Your gift will make a difference!crowdfund.berkeley.eduSamDavid Tuller (@davetuller1.bsky.social) has done a lot of great work to promote proper science on ME/CFS, Post-COVID, and PAIS in general. Please support his work if you can. There are 3 days left in the current crowd funding campaign. #MECFS #LongCovid crowdfund.berkeley.edu/project/4972...
A few news items--"frail & furious" is this year's #MillionsMissing slogan; psych confab hosts usual suspects on Long COVID; LC Activists channel ACT UP!!: virology.ws/2026/05/04/t...
Trial By Error: News Bits--"Frail & Furious" for #Millions Missing; Usual Suspects at Psych Confab; Long COVID Advocates Channel ACT UP | Virology BlogBy David Tuller, DrPH *This is a crowdfunding month at UC Berkeley. If you’d like to support my work, the link is here. ********** "Frail and Furi ...virology.wsI am very touched that Berkeley's crowdfunder for Trial By Error has now received more than 500 donations. If you'd like to support my work exposing bogus research into ME, ME/CFS, Long COVID, etc, here's how: crowdfund.berkeley.edu/project/49720
Trial By Error: Reporting on ME and ME/CFS, Long COVID, etcHelp UC Berkeley raise $75,000 for the project: Trial By Error: Reporting on ME and ME/CFS, Long COVID, etc. Your gift will make a difference!crowdfund.berkeley.eduA recently published paper reported that incidence of ME/CFS peaks in adolescence and in early middle-age. I spoke with senior author Audrey Ryback, an immunologist at the U of Edinburgh, about the findings and what they might mean. www.youtube.com/watch?v=le0v...
Interview with University of Edinburgh immunologist Audrey RybackYouTube video by David M Tullerwww.youtube.comFor ten years, I've been pushing back against problematic research suggesting that ME, ME/CFS, Long COVID and related illnesses are psyhosomatic, "functional," etc. I'm continuing the project through December. If you'd like to help out: crowdfund.berkeley.edu/project/49720
Trial By Error: Reporting on ME and ME/CFS, Long COVID, etcHelp UC Berkeley raise $75,000 for the project: Trial By Error: Reporting on ME and ME/CFS, Long COVID, etc. Your gift will make a difference!crowdfund.berkeley.eduBerkeley's crowdfunder for Trial By Error has received 350 donations!! Thanks to all who have supported my work over the years. Here's the link for the current effort: crowdfund.berkeley.edu/project/49720
Trial By Error: Reporting on ME and ME/CFS, Long COVID, etcHelp UC Berkeley raise $75,000 for the project: Trial By Error: Reporting on ME and ME/CFS, Long COVID, etc. Your gift will make a difference!crowdfund.berkeley.eduBerkeley's spring crowdfunder for Trial By Error has reached 50% of the goal, with 9 days left to go!!! crowdfund.berkeley.edu/project/4972...
Trial By Error: Reporting on ME and ME/CFS, Long COVID, etcHelp UC Berkeley raise $75,000 for the project: Trial By Error: Reporting on ME and ME/CFS, Long COVID, etc. Your gift will make a difference!crowdfund.berkeley.edu