What Happens When Even Fruits and Vegetables Look Dangerous: From AHA 2024 to AACR 2026: Are we witnessing a recurring pattern in how early scientific signals are being communicated to the public as immature?
Déjà Vu of the Signals of the Storms in a Teacup: A Scholarly Conversation on Early Cancer Research, as Scientific Rigor
Curator’s Note: The content discusses the challenges of public communication regarding early scientific findings, particularly in cancer research. As preliminary results circulate, they usually become exaggerated or misinterpreted within public discourse, leading to misconceptions, such as associating diet with cancer causation. The author stresses the importance of recognizing the distinction between an early observation and established conclusions. He cautions against both dismissing these findings and prematurely amplifying them. Instead, engaging critically with early scientific signals can foster a better understanding of their implications, ensuring the integrity of scientific dialogue is preserved. Ultimately, the focus should be on inquiry rather than definitive answers. This important story was written by Dr Michael Broadly, a retired health scientists and public health officer.
Dear Subscribers,
Happy Sunday! I have a juicy yet important story to share with you today.
As a retired scientist and former public health officer, I have learned to pay attention not only to what preliminary scientific reports say, but also to how they travel once they enter the public domain.
A conversation recently began with a simple question:
“Have you seen this abstract being shared across X, Reddit, Facebook, Quora, and Instagram? It was being discussed in surprising ways, even among people interpreting it through everyday dietary beliefs.”
This is not only in the public domain. The question is asked, as it does in academic and clinical circles too, almost casually yet loaded with implications. A brief report, presented in a supplement issue of Cancer Research under the auspices of the American Association for Cancer Research, begins to circulate.
It is not a full peer-reviewed paper or a clinical trial, but just a few structured paragraphs summarising an observation. And yet, it is enough to spark curiosity. “Do you think there’s something in it?”
The instinct to search for meaning in early findings is deeply embedded in scientific culture. After all, every established principle was once a tentative signal, an anomaly, a pattern, a question that refused to disappear.
The history of oncology, in particular, is rich with such moments: small observations that, over time, reshaped entire paradigms. But experience tempers enthusiasm. “What exactly are we looking at here?”
An abstract, especially one presented in a conference supplement, is not designed to provide closure. It is, at best, an invitation. A signal that a line of inquiry has produced preliminary data worthy of discussion among peers. Methods are condensed, limitations are implied rather than dissected, and statistical nuance is compressed into a sentence or two.
In other words, what we are seeing is not the argument, but the outline of one. “And yet, we’re already talking about it.” Indeed. And perhaps we should be.
There is a tendency, particularly in an era of accelerated dissemination, to either dismiss such early signals outright or, conversely, to elevate them prematurely. Neither response serves the scientific enterprise well.
Dismissal risks overlooking potentially meaningful directions. Amplification risks distorting provisional observations into perceived truths.
The more productive stance is somewhere in between. “So the question isn’t whether it’s true?” Not in the conventional sense. At this stage, “truth” is the wrong metric. What we are evaluating is not a conclusion, but a trajectory.
Does the observation align with known biological mechanisms? Does it extend or challenge existing frameworks in a coherent way? Does it suggest testable hypotheses that others can interrogate? These are the questions that transform a signal into a research agenda.
“But we’ve seen this before, haven’t we?”
A pause, not because the question is difficult but because it feels familiar.
A brief signal emerging from a conference supplement, a biologically plausible observation, or a quiet suggestion of significance. And then, almost instinctively: “Or is this… déjà vu?”
The term is used lightly. But in scientific discourse, it carries a more unsettling implication, the recognition not merely of similarity, but of pattern. We have, in fact, been here before. Here is the historical evidence:
Perfect Storm in a Teacup: Can Intermittent Fasting Increase Heart Disease Risk by 91%?
Insights from the dissemination of a poster presentation of a non-peer-reviewed/unpublished manuscript, which turned…medium.com
As Dr Mehmet Yildiz observed in his analysis of the American Heart Association’s 2024 communication, a preliminary signal, derived from a non–peer-reviewed abstract, rapidly evolved into a widely accepted narrative of risk.
The transformation was subtle at first, then accelerated: observation became implication, implication became interpretation, and interpretation, in the public sphere, hardened into perceived fact.
Not because the science was flawed? No. That is precisely the point. The signal itself was not the problem. It was what happened next. What happens next is not discussed in the methods section.
Indeed. Between the emergence of a signal and the establishment of evidence lies an under-examined terrain, one impacted not only by experimental design but also by institutional messaging, media framing, and, increasingly, algorithmic amplification.
It is within this terrain that déjà vu resides. It is not a coincidence, but a recurrence. The current abstract, emerging from the American Association for Cancer Research ecosystem, appears to occupy a similar position.
A legitimate scientific observation, situated at an early stage of inquiry, is now entering a system primed to interpret, distribute, and potentially amplify it.
“Are we witnessing the beginning of another cycle?” It is too early to say. But it is not too early to recognize the pattern. “And if we recognize it, what then?”
Then perhaps our role is not to accelerate the signal, nor to suppress it but to contextualize it. To hold it in its appropriate place within the scientific process.
To resist the quiet drift from possibility to perceived certainty. “And that requires restraint.”
More than restraint. It requires a kind of intellectual discipline that is increasingly rare: the ability to engage with uncertainty without rushing to resolve it.
Cancer biology, with its intricate interplay of genetic, epigenetic, metabolic, and immunological systems, rarely yields to simple explanations. Signals emerge, evolve, and often dissolve under closer scrutiny. Occasionally, they endure but only after sustained interrogation.
“Which means this moment matters more than it seems.” Precisely, because how we respond to early signals determines not only public understanding, but the integrity of scientific discourse itself.
If we amplify prematurely, we risk eroding trust. If we ignore it entirely, we risk missing direction. “And if we simply observe?”
Then we do something more difficult and more valuable. We remain in the conversation, not as spectators chasing conclusions, but as participants willing to sit with questions.
“And perhaps that is where science is most honest.” Not in its answers, but in its hesitation.
This abstract, incomplete, and intriguing is not a breakthrough. It is not a solution. It is a signal. And perhaps, rather than asking what it proves, we might ask something more enduring.
Now you might be thinking: Mike, what exactly is the concern here, and where is it coming from, mate?
That’s a fair question, mates. Let me unpack it for you in simple language. This preliminary study looked at a changing pattern in lung cancer over recent decades.
As you may know, traditionally, lung cancer was strongly associated with smoking and was more common in men.
However, since smoking rates began to decline in the mid-1980s especially in developed countries, lung cancer incidence has dropped significantly in men, but not to the same extent in women. In younger age groups, lung cancer is now more commonly diagnosed in women than in men.
To explore possible explanations for this shift, researchers examined 187 younger patients with lung cancer and grouped their tumors based on genetic characteristics.
They also assessed a range of lifestyle and environmental factors, including smoking history, hormone exposure, and dietary patterns. Several patterns were observed, such as:
- Some patients still had a history of smoking, although many did not, particularly within certain genetic subgroups.
- A high proportion of female patients reported prior use of oral contraceptives.
- Dietary analysis suggested that patients, on average, had higher-quality diets than the general U.S. population, with greater intake of fruits, vegetables, and whole grains.
- These same food groups have been discussed in the broader scientific literature as potential sources of low-level environmental contaminants, such as pesticide residues, depending on agricultural and production practices.
The authors emphasized that fruits, vegetables, and whole grains remain widely regarded as protective for health.
However, they also noted an emerging area of scientific inquiry examining whether long-term exposure to low-level environmental contaminants in food could, alongside genetic and other factors, contribute to complex disease patterns.
Importantly, this study does not establish causation. For example, it does not suggest that diet causes lung cancer, nor does it identify a direct biological mechanism.
Instead, it highlights an association that warrants further investigation within a broader environmental and genetic context. However, in social media now people say that fruits and vegetables cause lung cancer.
And this brings us back to the larger question. What pattern are we seeing here, and more importantly, have we learned to recognize how early scientific signals evolve as they move from observation to interpretation for public health?
I shared the poster from AACR with my Australian vegan daughter, who is typically a tough critic of scientific claims. Her response was brief: “Dad, give me a break, please.” Perhaps that, too, reflects how differently we all interpret the same signal.
I am happy today as Medium finally woke up and have started recognizing the value of volunteer editors on the platform. You can read the bulletin in this link if you are interested:
Editorial Bulletin: Goodbye the Boost Program, Welcome Human Editorial Power on Medium!
Comprehensive and Illuminating Interview with Dr. Mehmet Yildiz, Founder and Chief Editor of ILLUMINATION Publications…medium.com
By the way, I decided to start a series about scholarly sexual health stories on this platform and others. I introduced my goal and plan in a new story.
Why I’m Launching a Scholarly Sexual Health Series: A Public Health Perspective
Sexual health touches identity, relationships, wellbeing, and personal dignity, yet it remains one of the least openly…medium.com
You are welcome to contribute to this series on my publication, Health and Science on Medium. I also plan to curate these stories on my Substack publication (Health & Science Research by Dr Michael Broadly) and guest blogging magazine at Digitalmehmet community blogs. If my time allows I might also compile a book with the content of my series to reach a broader audience.
You can find the submission guidelines for the ILLUMINATION Integrated Publications from the following links:
ILLUMINATION, Curated Newsletters, SYNERGY (Newsletter Booster), Technology Hits, Health and Science,ILLUMINATION Book Chapters, Readers Hope, ILLUMINATION Gaming,Videos/Podcasts, Magnetic Newsletter Pro, Substack Mastery Boost, ILLUMINATION Scholar (NEW), ILLUMINATION Local News and Documentaries (NEW), ILLUMINATION Retirement, Aging, and Legacy (NEW), ILLUMINATION Philosophy and Metaphysics (NEW)
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About Me
I’m a retired healthcare scientist in my late-70s. I have several grandkids who keep me going and inspire me to write on this platform. I am also the chief editor of the Health and Science publication on Medium.com. As a giveback activity, I volunteered as an editor and content curator for Illumination publications, supporting many new writers. I will be happy to read, publish, and promote your stories. You may connect with me on LinkedIn, Twitter, and Facebook, where I share stories I read. You may subscribe to my account to get my stories in your inbox when I post. You can also find my distilled content on Substack: Health Science Research by Dr Mike Broadly.
Here is my latest curated collection: Mike’s Favorite Stories on ILLUMINATION Publications — #277
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