Missing Link Between Eastern and Western Medicine: A Body Network That Proves Anatomical Interconnectedness?
Scientists found an organ hiding in plain sight for a hundred years. What they discovered and what it means for everyone who has ever believed the body is more than biology.
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Woven through every organ, muscle, blood vessel, nerve sheath, and fascial layer in your body is a continuous, interconnected network of fluid-filled channels.
Not the lymphatics.
Not the circulatory system.
Not even the fascia!
The channels are supported by a scaffolding that, in three dimensions, resembles an elaborate net, rather than a solid wall.
Inside those channels flows a clear, slightly viscous fluid.
This is the interstitium.
Contrary to its looks, this isn’t a passive gel pocket space.
Rather, it is an active gatekeeper deciding which moves and which don’t through a fluid highway that connects every organ in your body to every other.
Here’s what they calculated that fluid highway contains: roughly 25% of all the fluid in the human body.
Four times more than your entire blood supply.
So this is a body-wide fluid communication system, more voluminous than the circulatory system, carrying signaling molecules between organs, and…
…nobody had named it, described it, or even knew it was there.
Why We Missed It
The interstitium, on the contrary, is not small. Its channels measure 100 to 200 microns, which is macroscopic but visible to the naked eye.
Scientists demonstrated this in the pathology lab by pulling a piece of fresh small intestine from a specimen container and peeling back a thin, translucent, thread-like layer from its outer wall.
And for over a hundred years, they thought it was not important.
Surgeons had been cutting through it for a hundred years.
Removing it. Discarding it.
It was in every piece of tissue, every organ, every body, in every procedure, every autopsy, every medical school dissection.
Nobody missed it because they couldn’t see it.
They missed it because they had been trained to see it as nothing.
East vs. West: You Have An Electric Body
Many healing traditions regard the human body as electrical…
Take acupuncture, ayurveda, or indigenous medicine, etc.
Well, that was too far off the scientific wall … until now.
So the interstitium contains collagen fibers that form the scaffolding of the interstitial network, which are most importantly piezoelectric.
Piezoelectric components (the crystals) convert mechanical pressure into electrical current.
It’s the same principle behind certain sensors, speakers, and lighters!
So it is as simple as, squeeze the crystal, get electricity.
Except in this case, the “crystal” is the collagen mesh that surrounds every organ, blood vessel, and nerve in your body.
That’s right.
Therefore…
Every heartbeat. Every breath. Every muscle contraction. Every step you take.
All of it is mechanically deforming that collagen network, and all of that deformation is generating electrical current, flowing through the interstitium, body-wide, in real time.
Crazy to think about, right?
But what that current does, whether it plays a role in tissue repair, organ signaling, or the body’s broader electromagnetic field, is not yet fully understood.
And so the implication is significant: the body has a body-wide, mechanically-driven bioelectric transmission system that no anatomy textbook mentioned before 2018.
For those of us who work in integrative, holistic approaches to health, the phrase “the body generates electrical fields in response to movement and pressure” is not surprising.
East: A Bridge into the Ancient Meridian System
Traditional Chinese medicine describes the body as traversed by a network of channels through which qi, or life force, flows.
These channels are not visible on a Western anatomy diagram.
They don’t correspond to nerves, blood vessels, or lymphatics.
But scientists published a fascinating paper in 2021 that connects it to the interstitium.
They injected a dye into participants' forearms and saw that the dye traveled up the forearm, corresponding to the theorized acupuncture pericardium meridian (as seen below).
Scientists emphasized that the dye didn’t go through the veins,or superficially through the skin; it went through the interstitium.
This Chinese researcher came across the interstitium paper and felt a memory surface from childhood.
He was sick with food poisoning, struggling to breathe, and having an acupuncturist place a few needles in his hands and knees.
The relief was almost immediate. He had never stopped wondering how that worked.
He went back to the lab. He gave rabbits colitis, inflammation, and ulceration of the colon, and treated them with acupuncture at a knee meridian point (Stomach 36) known in TCM to affect the gut.
The disease reversed. Inflammation reduced. Bleeding stopped. Rabbits that had been losing weight rapidly returned to normal.
He looked at the interstitium in those rabbits and saw that telocytes, signaling cells in the interstitial space, were highly activated.
This is because telocytes produce mechanosensitive receptors.
Therefore, the mechanical process by which an acupuncture needle enters the interstitium may act as a cellular mechanism to stimulate these telocytes.
West: Cancer Inside the Interstitium
For decades, the dominant model of cancer metastasis held that tumor cells spread by essentially using enzymes to destroy their way through tissue.
Hundreds of millions of dollars in pharmaceutical development went into blocking those enzymes.
Then they blocked the enzymes. And the tumor cells kept spreading, perfectly.
Further research showed that cancer cells weren’t destroying tissue at all.
They were using the interstitium.
Streaming through its channels in coordinated chains, one after another, like cars on a highway, then heading directly to blood vessels to enter the circulation.
The destruction researchers had seen in petri dishes wasn’t how cancer spreads in a body.
It was an artifact of the petri dish.
The alternative mechanism was opportunistic and invisible, because the highway it used had never been described.
This reframed the entire approach to preventing metastasis.
If you can’t block every highway (and you can’t), there are too many channels in a body, so then you go after the cars.
The interstitium, in other words, opened a therapeutic door that no one knew existed.
A Cultural Bridge
Scientists have put it plainly: the interstitium stands as a cultural bridge
It is an anatomical structure with a known location, known composition, and known fluid dynamics, where the conversation between Western biomedicine and traditional medicine can finally happen on shared ground.
And there is a lesson in this story that extends well past anatomy.
The mystics called it oneness.
The body calls it the interstitium.
What we took to be separate was always, underneath the assumption, continuous.
Perhaps hidden truths in life lie in the gray-zone areas that we have been dismissing all this time.
Let me know your thoughts on the interstitium and how its discovery appears to be a metaphor for interconnectedness in life?
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Sources:
Radiolab, “Interstitium” episode (Lulu Miller, Latif Nasser, Jenn Brandel)
Kulbatski, I. “Interstitium: A Network of Living Spaces Supports Anatomical Interconnectedness.” The Scientist, 2024; Theise et al., “Structure and Distribution of an Unrecognized Interstitium in Human Tissues.” Scientific Reports, 2018.
Zhang X, Kang Y, Li T. Mechanism study of acupuncture and acupuncture combined with medication in the treatment of ulcerative colitis. Physiol Res. 2025 Jul 23;74(3):359-372. doi: 10.33549/physiolres.935545. PMID: 40698655; PMCID: PMC12462699.
Bai X, Mei L, Shi Y, Huang H, Guo Y, Liang C, Yang M, Wu R, Zhang Y, Chen Q. The Cellular Mechanism of Acupuncture for Ulcerative Colitis based on the Communication of Telocytes. Microsc Microanal. 2023 Jun 9;29(3):1190-1204. doi: 10.1093/micmic/ozad028. PMID: 37749671.
Gritsenko PG, Ilina O, Friedl P. Interstitial guidance of cancer invasion. J Pathol. 2012 Jan;226(2):185-99. doi: 10.1002/path.3031. PMID: 22006671.
Awesome article again. 👏
The waters within us connects us to everything, creates and holds electrical information - our energy. The waters outside of us does that too. Therefore the waters of our connective tissue is interacting with more than just our body, but also our external world.
Yay Fascia!
When can we get some microtubules?
https://jegregor.substack.com/p/the-energetic-mechanism-of-life