In your opinion, what has changed, if anything, in ME/CFS research in the last 10 years? If it has, what do you think was the catalyst?

I suspect DecodeME will be remembered as the turning point in this field.

Performing a GWAS on ME/CFS has been a bit like turning a telescope toward the Moon or Jupiter for the first time, as Galileo did: he didn’t invent the telescope; it was a known technology already used for military or commercial purposes.

But once Galileo used the telescope for astronomy, a field that had remained static for centuries, he started reporting extraordinary discoveries; he saw realities that completely challenged the knowledge of his time.

To me, DecodeME has also been one of the most significant acts of advocacy in the history of the disease.
 
Yes! Part of the issue here tho is that if your lab is really set up to do tests X,Y and Z, it become difficult to re-jigger your whole lab and personnel to do A,B and C.
Yes, I know, and I really do not want to single out Nancy Klimas personally. I obviously do not have anything close to her experience or scientific expertise, and she has been working on this disease for decades.

But that interview, published in June 2026, seems to me to symbolize, almost by itself, much of what frustrates me about ME/CFS research.

Klimas has access to substantial resources, including funding connected to Long Covid, while many far less visible researchers are working with tiny budgets on avenues that, to me, now seem particularly promising.

And yet, reading that interview, I sometimes get the impression that she is operating in an almost parallel universe : her models, her trials, probiotics, sipavibart, her own hypotheses... All of that may of course have scientific value. What strikes me more is the apparent lack of convergence with major new findings emerging elsewhere.

That, to me, is the real issue : No mention of DecodEM, terms like neuroinflammation, mitochondria, MCAS, viral reactivation... it’s always the same old things. And this after 40 years in the system. Once again, I’m grateful to her for believing us, and she’s surely very brilliant, but she really needs to open her mind a bit...
Nothing personnal.

 
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Could you expand on what you mean here please?

As someone involved in advocacy, I would genuinely appreciate having my arguments sharpened.
Very few advocates seem to be comfortable going into discussions about methodology or logic, so they focus on inclusion criteria (PEM vs no PEM) and claim the results do not apply to «us», or keep referencing the WHO classification for example. Alternatively, the keep citing dubious biomed studies as if they prove ME/CFS is «real» or «biomed».

JE laid out the arguments against all BPS research in his expert testimony to NICE, and it’s something every advocate should learn by heart.
 
How close are advocates and research?
how close should they be? Or not?

Certainly the leaps in research of the last 10 years, as we are discussing for this thread, are a gift to advocates to campaign on so I guess that’s another aspect which has progressed.
 
I have only been ill since 2022, so I am still relatively new to the history of ME/CFS — although, in my experience, every month spent severely ill can sometimes feel like several months in the moderate stage, simply because the level of suffering and restriction is so extreme.

I often wonder what ME/CFS research was really like before 2020. My own research only began in March 2025, when I finally understood what was happening to me.

At the time, I kept coming across the same names and the same hypotheses: the Davis family, the Itaconate Shunt, Klaus Wirth’s work around mitochondrial dysfunction, viral persistence with Putrino, PolyBio and others. I completely missed the whole BC007 episode — and, looking back, perhaps that was not such a bad thing.

I have the impression that 2025 was an important year. There was DecodeME, the work published by Fluge and Mella and several other studies that I found particularly interesting, including the study involving autopsies of the brains of severely affected patients.

But one question keeps bothering me, and perhaps it is a naive one : why do some of the best-known researchers sometimes seem to pursue their own particular avenue almost independently of what is happening elsewhere ?

I was struck, for example, by how little attention DecodeME sometimes seems to receive in the public discourse of otherwise highly influential researchers: Scheibenbogen, Wirth, Davis, PolyBio, West, Putrino, Iwasaki, Lipkin, Klimas... I remember reading an interview with Nancy Klimas and getting the impression that she remained very focused on her own therapeutic trials — Sipavibart, probiotics, and so on — without really integrating what DecodeME might change in the way the disease is understood.

And yet the DecodeME findings seem robust enough to deserve a much broader mobilisation of the field. Of course, a genetic association is not a mechanistic explanation, let alone an immediate therapeutic target. But it provides objective anchors. It should, it seems to me, encourage teams to work collectively on the implicated genes, biological pathways and cell types, rather than continuing to pursue their own theories in isolation.

That is probably what has surprised me most since I started discovering how research actually works. Before becoming severely ill, I naively imagined biomedical science as a kind of vast collective construction, where every new solid piece of evidence would immediately reshape everyone’s hypotheses.
Instead, I am discovering something far more human : laboratories with their own areas of expertise, funding streams, long-standing hypotheses, trials already underway, collaborations, and sometimes rivalries — and therefore a certain degree of intellectual inertia.

Meanwhile, severe and very severe patients continue to live in conditions that I find profoundly undignified. There is a lot of discussion about biomarkers, mechanisms, trials and models, but much less about the absolute urgency of the situation facing people who sometimes can no longer wash themselves, speak, tolerate light or sound, and whose lives may be reduced to a single room for years.

Perhaps this is stating the obvious, but I increasingly feel that we will not get very far if every research team continues to play its own instrument alone.
What we need is an orchestra.
Researchers need to be willing to abandon hypotheses more quickly when they no longer fit the emerging evidence.

I am probably stating things that are obvious to people who have followed this field for years. But having discovered all of this only after becoming severely ill, I remain deeply surprised by the way biomedical research actually functions.

I thought I was entering the world of the “hard sciences.”

What I am discovering instead is that, even when the data are hard, the people interpreting them are still human.
You wrote this whole thing beautifully.
 
I think things have really started to heat up since the start of 2025, as someone who has been following the field since 2021. I don't have the capacity to go into more detail but it does feel like there's been a change in the air.
 
Klimas has access to substantial resources, including funding connected to Long Covid, while many far less visible researchers are working with tiny budgets on avenues that, to me, now seem particularly promising.

And yet, reading that interview, I sometimes get the impression that she is operating in an almost parallel universe : her models, her trials, probiotics, sipavibart, her own hypotheses... All of that may of course have scientific value. What strikes me more is the apparent lack of convergence with major new findings emerging elsewhere.

That, to me, is the real issue : No mention of DecodEM, terms like neuroinflammation, mitochondria, MCAS, viral reactivation... it’s always the same old things. And this after 40 years in the system.
Yes DecodeME has really shown how myopic some MECFS researchers are.

Also the huge amount of funding going to people who are chasing the same leads they were many years ago or redoing the same stuff on long covid is depressing.

You've made a lot of really great points in this thread.
 
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We rightly complain about a severe lack of funding, but it impresses me that attempting the equivalent of SequenceME only 30 years ago would have cost trillions or billions of dollars, depending on how well it scaled up.

I agree @Jonathan Edwards. In case it was not clear to anyone, I was responding to previous comments which expressed disappointment over how relatively little enthusiasm there has been towards DecodeME in general.

Sometimes things take time, it is still early days.

I personally thought the August 2025 preprint was one of the most hopeful articles I have ever read, not that I am qualified to assess it in great detail, but I have already donated to SequenceME because of that preprint.

A real watershed moment, not Paul Garner's absurd (paraphrased) "75 cherry-picked recovery stories from a Youtube channel is a 'watershed moment' for ME/CFS and long COVID".

A real reason for hope, not Alastair Miller's offensive (paraphrased) "reframing beliefs using CBT/GET is hope for those severely affected by ME/CFS, even for those like Maeve Boothby O'Neill who became worse and died despite doing CBT/GET".
 
In case it was not clear to anyone, I was responding to previous comments which expressed disappointment over how relatively little enthusiasm there has been towards DecodeME in general.

Sometimes things take time, it is still early days.
As a perspective, if you have been an immunologist working on immunological hypotheses for the last decade, you're not going to become a neuroscientist overnight because of a study that isn't even formally published yet.

Guess what I'm trying to say is, I agree that it is too early to be pessimistic about the impact. I think there'll be more impact to come. Hopefully sooner than later.
 
As a perspective, if you have been an immunologist working on immunological hypotheses for the last decade, you're not going to become a neuroscientist overnight because of a study that isn't even formally published yet.

I actually disagree a bit. I never saw myself as any specific form of ologist when trying to understand RA. I moved from one field to another as the data dictated. And some of the Twitterati we hear so much from seem to shift easily from physiotherapy to viruses to autoimmunity!

The impact will come because the leads will take us to the answers. What is a bit disappointing to me is that people here think DecodeME was disappointing. I am not sure what was expected.
 
What is a bit disappointing to me is that people here think DecodeME was disappointing. I am not sure what was expected.
I don’t think anyone said DecodeME was disappointing.
What I remember being mentioned is the perceived lack of impact the DecodeME preprint had on other researchers.
However,
a) it’s a preprint
b) there might be a lot going on in the background that we don’t see yet, e.g. the UCLA(?) geneticists you are in contact with
 
+1 for @Grigor's comment (and the impressive knighthood!).

October 2015 marked a major turning point. Back then it was highly politically incorrect or even an outright taboo for journalists/academics such as David Tuller and the six experts he interviewed (mostly outside the UK) to come out against the PACE trial in that manner. The stranglehold was so bad in the UK that people risked losing their jobs for speaking out, which might sound insane to anyone not familiar with that era.

Since then the Trial By Error project turned into a great wealth of information spanning over a decade.

Coincidentally, on that same month the ICO released their decision to support the public disclosure of PACE trial data. The two events were not causally related, but both reflect changes in the landscape. It took a lot of effort to get the ICO onboard, which had sided with QMUL in general up until then.

During the next year, 2016, the information tribunal had to consider QMUL's appeal and make a decision based on whether the requested dataset was sufficiently anonymised, but the efforts of David Tuller and those who supported him went a very long way to adding to the public interest argument. The tribunal also largely discredited the narrative of harassment that had been used so effectively against the ME/CFS community.

The PACE trial re-analysis exposing the null results did not have the degree of impact that many expected, but supporters of the PACE trial no longer have the same dominance over the narrative as they once did.

There was always going to be pushback from the BPS proponents. The fiascos with the NICE guidelines and the Cochrane review, one gain and one loss, were unsurprising, but the NICE guidelines was a major win all by itself, even if it has been largely ignored, it is still a win, and every win helps.

Part of me has become concerned that the emergence of 'brain retraining' is going to trigger another few decades of dead-end clinical trial shenanigans just as Wessely et al's early papers did. But the difference now is that all the same counter-arguments we have become familiar with apply here too, and we have DecodeME and hopefully SequenceME to help point the biomedical research in the right direction.
 
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I think the work of @dave30th has been instrumental in changing the field as well. Without his work we wouldn't be in the paradigm shift we are today. I mean, yes there's still a long way to go but still.
And I think I'm right in saying that @Tom Kindlon was instrumental in getting Dave involved, just as @Simon M was with Chris Ponting who is probably the scientist whose work and involvement gives me the most hope.

The other forum played a very important role for a time. And I think S4ME has made a big difference. I would have been pretty clueless without them.

For the first 10 years that I was unwell (from 1992) there was no public funding for any biomedical ME/CFS research in the UK and very little cause for optimism.

The big changes that have given me hope since then have been the PACE trial reanalysis, DecodeME and SequenceME.

When this forum was first set up most of the conversations seemed to be about about PACE and other BPS stuff. Now there seems to be far more encouraging threads on biomedical research with contributions from professional scientists, ex-professionals and self-taught expert patient scientists, which I struggle to follow because they are so long and so far beyond my comprehension.

One notable change is that @Jonathan Edwards always used to be the one pouring cold water on other people's excitement about different biomedical studies -- usually for good reason. Now he seems to be the one getting excited -- particularly about the leads from Decode. I don't think Jo has changed. It's the quality of the data we now have. As far as I understand there are now multiple avenues that need exploring by people with the relevant expertise whereas before we had no real idea where to look. And there should be many more avenues to explore from Sequence in due course.

I also want to give a shout out to Sonya Chowdhury. When she took over as CEO, AfME was more of a hinderance than a help. Now I raise money for their research work, largely because of the changes she has made and its involvement with Decode, Sequence and PRIME.
 
And I think I'm right in saying that @Tom Kindlon was instrumental in getting Dave involved, just as @Simon M was with Chris Ponting who is probably the scientist whose work and involvement gives me the most hope.

The other forum played a very important role for a time. And I think S4ME has made a big difference. I would have been pretty clueless without them.

For the first 10 years that I was unwell (from 1992) there was no public funding for any biomedical ME/CFS research in the UK and very little cause for optimism.

The big changes that have given me hope since then have been the PACE trial reanalysis, DecodeME and SequenceME.

When this forum was first set up most of the conversations seemed to be about about PACE and other BPS stuff. Now there seems to be far more encouraging threads on biomedical research with contributions from professional scientists, ex-professionals and self-taught expert patient scientists, which I struggle to follow because they are so long and so far beyond my comprehension.

One notable change is that @Jonathan Edwards always used to be the one pouring cold water on other people's excitement about different biomedical studies -- usually for good reason. Now he seems to be the one getting excited -- particularly about the leads from Decode. I don't think Jo has changed. It's the quality of the data we now have. As far as I understand there are now multiple avenues that need exploring by people with the relevant expertise whereas before we had no real idea where to look. And there should be many more avenues to explore from Sequence in due course.

I also want to give a shout out to Sonya Chowdhury. When she took over as CEO, AfME was more of a hinderance than a help. Now I raise money for their research work, largely because of the changes she has made and its involvement with Decode, Sequence and PRIME.
This is a good bit of history I was unaware of as a newer patient. Thank you so much for sharing.
 
Wikipedia, while not perfect, is a rough gauge of the published literature. The article on ME/CFS currently ranks 46 in the list of most visited pages under the neuroscience category, with an average daily count of 1,550 visits.

Anyone familiar with the editing history of Wikipedia articles on ME/CFS prior to 2015/2016 should be able to recognise how much it has improved overall since then, mostly because of the IOM report and the revised NICE guidelines. No longer is there an uncritical endorsement for CBT/GET:

Graded exercise therapy (GET), a proposed treatment for ME/CFS that assumes deconditioning and a fear of activity play important roles in maintaining the illness, is no longer recommended for people with ME/CFS.[6][28]:38  Reviews of GET either see weak evidence of a small to moderate effect[66][67] or no evidence of effectiveness.[68][69] GET can have serious adverse effects.[62] Similarly, a form of cognitive behavioural therapy (CBT) that assumed the illness is maintained by unhelpful beliefs about the illness and avoidance of activity is no longer recommended.[12]
 
I have only been ill since 2022,

I often wonder what ME/CFS research was really like before 2020.
I was diagnosed in 2001. It was a laughable hell until 2006 when the Dubbo study came out which linked intracellular bugs to post infective fatigue states. After this point it was easier in Australia as most doctors skimmed or read that study and because it was done by Andrew Lloyd they took notice. It shifted a bit from not a disorder or psychosomatic to maybe 1/5 doctors recognising it as something. It was probably not another step forward until Decodeme in 2025. And then again the Dubbo study maybe not about ME/CFS and Andrew Lloyd has a perplexing history.
 
I'm late to this thread, but agree with basically everything, so won't repeat the points. Thanks to the many who have contributed to the progress we have seen over the last 10 years.

There hasn't been a lot of mention of Long Covid yet. To answer the question posed in the title, Long Covid is one significant change that has occurred in ME/CFS research in the last 10 years. I just don't think its positive effect has been felt yet.

There are a lot of people with post-Covid-19 ME/CFS, many of them medical professionals. They are working through the standard process of first believing the various hyped treatments and believing the celebrity clinicians and researchers, gradually becoming disillusioned and then better informed. It's still really messy, but I hope that many of them, and others including politicians and research funders, will see the similarities in post-infection syndromes and not believe that ME/CFS-like Long Covid is some separate special thing.

I think in ten years time, we might look back and view post-Covid-19 ME/CFS as one of the catalysts for progress.
 
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