Modern Building Science Concentrates Toxins, Overwhelming Health Defenses - Episode Hero Image

Modern Building Science Concentrates Toxins, Overwhelming Health Defenses

Original Title: 70% of Homes Have Mold: Here’s Why It’s An Issue And Why We Need to Protect Our Kids from Mold Toxicity

TL;DR

  • Modern building science, prioritizing energy efficiency, traps indoor toxins like mold, concentrating them to levels that overwhelm physiological defenses, unlike older, leakier structures that naturally diluted contaminants.
  • The synergistic effect of cumulative environmental toxicants, such as glyphosate and PCBs, primes the body for severe disruption when combined with high mold exposure, acting as a "500-pound gorilla" that breaks down compromised systems.
  • Changes in construction materials, like the widespread adoption of drywall, which contains mold spores and readily supports growth when wet, significantly increase the risk of rapid mold contamination compared to older plaster-based construction.
  • Modern food storage practices in silos, combined with climate change, increase mold contamination in grains fed to livestock, leading to mycotoxins entering the human food supply, a factor often overlooked by regulatory standards.
  • Children are uniquely vulnerable to mold toxicity due to their developing systems and lower toxic load capacity, experiencing more intense symptoms like severe behavioral challenges and gastrointestinal issues compared to adults.
  • For families employing healthy habits who still experience unexplained chronic symptoms, mold exposure may be the "missing piece" and primary causative factor, even when other common dietary and environmental interventions prove ineffective.
  • Adults exposed to mold may exhibit subtle yet significant symptoms such as brain fog, memory issues, chronic fatigue, and unexplained allergies or joint pain, often dismissed as stress or normal aging.

Deep Dive

Mold toxicity, once a background environmental hazard, is now a significant health disruptor, particularly for children, due to a confluence of modern living factors. While mold has always existed, escalating levels of environmental toxicants, changes in building science, and altered food storage practices have created a "toxic soup" that overwhelms the body's defenses, making current generations uniquely vulnerable to its severe health consequences.

The increased prevalence and intensity of mold toxicity stem from several interconnected factors. Modern buildings, designed for energy efficiency, are far more airtight than older structures. This traps indoor air, allowing mold toxins to recirculate and concentrate, whereas older, leakier buildings naturally diluted these contaminants with fresh air. Furthermore, the widespread use of drywall, a material susceptible to mold growth when exposed to moisture, facilitates rapid contamination compared to older plaster-based construction. Compounding this is the food supply; grains stored in silos are increasingly prone to mold due to climate change, and these moldy grains are fed to livestock, introducing mycotoxins into the meat and dairy we consume. Regulatory oversight for many mycotoxins in food is lacking, allowing significant exposure.

These environmental and food-related exposures do not occur in isolation. They interact with other environmental toxicants like glyphosate and PCBs, which have similar physiological impacts on the microbiome, gut, liver, and nervous system. This creates a baseline "toxic load" that weakens the body. When mycotoxins are added to this existing load, especially at high levels or early in development, they act as a "500-pound gorilla," pushing the body's systems beyond their tolerance capacity and leading to acute health issues. This is particularly concerning for children, whose developing systems are less resilient and more susceptible to the profound mitochondrial damage caused by mycotoxins, manifesting as severe allergies, gastrointestinal problems, and behavioral challenges.

The implications of this "toxic soup" extend beyond children. Parents experiencing unexplained symptoms such as brain fog, memory issues, persistent fatigue, chronic allergies, and unexplained aches and pains may be suffering from mold exposure themselves. These symptoms are often dismissed as stress or the normalties of busy parenthood, but they can indicate a significant toxic load, particularly if these symptoms improve when away from home. For families who have diligently addressed other health factors like diet and lifestyle without improvement, mold exposure may be the overlooked root cause of persistent, unexplained health problems.

Ultimately, the heightened risk of mold toxicity in the modern era, driven by building practices, environmental contaminants, and food production, necessitates a re-evaluation of its significance in chronic illness. While many factors contribute to health, the potent and pervasive nature of mold exposure, especially for vulnerable populations like children and those with pre-existing toxic loads, positions it as a critical, often missed, piece of the modern health puzzle.

Action Items

  • Audit home for mold: Inspect 3-5 common water-damaged areas (bathrooms, kitchens, basements) for visible growth or musty odors.
  • Track parent symptoms: For 3-5 families, document parental fatigue or memory issues correlating with child's unexplained symptoms.
  • Evaluate building materials: Identify drywall age and moisture resistance in 2-3 key home areas to assess mold susceptibility.
  • Measure food storage impact: For 1-2 food types (e.g., corn, grains), research silo storage conditions and potential mold growth.

Key Quotes

"An estimated 70% of U.S. homes contain at least one mold species. And, while mold has always been part of our environment, something has shifted. Mold toxicity is showing up more often, more intensely, and in ways past generations simply didn’t experience."

Dhru Purohit explains that while mold has always existed, current environmental and lifestyle factors have amplified its impact. This shift means mold toxicity is now a more prevalent and severe issue than in previous generations.


"First and foremost when you look at how molds affect the system and then you add to that glyphosate and you add to that pcbs and you add to that bpa and you add to that other environmental toxicants for instance glyphosate and mold toxins when you look at their physiological impacts they're actually very very very similar they they actually cause harm harm the microbiome they hit the gastrointestinal tract they hit the liver and the detox pathways they they affect the nervous system."

Dr. Pejman Katiraei argues that the combined effect of mold toxins and other environmental toxicants like glyphosate, PCBs, and BPA creates a synergistic negative impact on the body. These substances share similar physiological effects, particularly on the microbiome, gut, liver, and nervous system.


"So we've got that we also have drywall so it turns out that up until the 1950s us homes and most homes in north america were built with plaster plaster is basically concrete which actually happens to be resilient to mold so if plaster gets wet it doesn't get moldy as quickly not to say there weren't mold issues in the old homes there were still mold issues for sure it turns out that drywall because drywall is basically paper paper and calcium carbonate i think as sandwiched together paper that's in drywall comes from tree bark it turns out that tree bark actually has mold spores in the bark and it turns out that drywall has some amount of mold spores actually just built into it so when you add water to drywall you can quickly get mold contamination because as soon as that drywall gets wet presuming you don't have the fancy moisture old resistant you know green drywall or whatever they are but most common drywall once that sucker gets wet it can develop mold contamination quite easily within a few days."

Dr. Katiraei highlights a change in building materials as a contributing factor to increased mold issues. He explains that older homes built with mold-resistant plaster are less susceptible to mold growth when wet, unlike modern drywall, which is paper-based and can quickly become contaminated with mold spores when exposed to moisture.


"My observation is that all of these toxicants create that load but that load is not yet enough to break the system now when you add the 500 pound gorilla on top of that load all of a sudden the systems that were still functioning you know they had some vulnerability the microbiome wasn't perfect but it wasn't falling apart the gastrointestinal tract was maybe a little off but nothing bad the mycotoxins when the exposure is high enough long enough especially early enough that's like the 500 pound gorilla that comes in and sits on that load and then suddenly breaks it."

Dr. Katiraei uses the analogy of a "500-pound gorilla" to explain how mold toxins can overwhelm the body's existing defenses. He posits that while other environmental toxins create a baseline stress, high or prolonged exposure to mycotoxins acts as the critical factor that breaks down bodily systems that were already vulnerable.


"I want to stress test you know what you just shared from the audience's perspective go for it right when a lot of people who are world class in their field come on this podcast and talk about you know their unique sort of area that they're known for treating in this case you're working with kids and mold right and you have really developed a deep expertise there clinically and have a good understanding of like the literature and what's there and then somebody else next week comes on and talks about something else let's say like mouth breathing a lot of times the audience hears that this one area heavy metals uh in this case mold in another case sugar in another case this is the reason that they're having parent or child these unexplained issues."

Dhru Purohit raises a point about how listeners might contextualize the information presented, noting that many experts on the podcast highlight specific issues like mold, heavy metals, or sugar as the primary cause of health problems. He questions how to balance these singular explanations with the body's overall exposure to various insults.


"In my 14 years of experience as an integrative pediatrician nothing has caused a greater concern as mold again if we zoom out we see again for the population as a whole for most kids the biggest issues are going to be obesity not that mold can't play a role in that type you know type two diabetes you know aka what was used to be called you know juvenile diabetes etc so those things are still there but again we're talking about healthier families whose kids have tried and the families have tried the parents have tried a lot of different things that's still not working for them and this is where you're like uh you know you're a clinician that's kind of like waving their hands and a doctor's waving their hands and saying guys listen i don't know how bad this issue of mold is but i can tell you it's a lot worse than what we thought it was we need to pay attention to this a lot more than what we're doing currently in our treatment protocols."

Dr. Katiraei states that in his 14 years as an integrative pediatrician, mold has become his greatest concern, particularly for healthier families whose children have not responded to other interventions. He emphasizes that mold is a more significant issue than commonly recognized and warrants greater attention in current medical treatment protocols.

Resources

External Resources

Books

  • "Toxic" by Dr. Neil Nathan - Mentioned as a source discussing the combined physiological impacts of environmental toxicants and mold.

Articles & Papers

  • EWG study - Referenced in relation to universal exposure to environmental toxicants from birth.

People

  • Dr. Pejman Katiraei - Pediatrician with advanced training in integrative and holistic medicine, featured guest discussing mold toxicity.
  • Dr. Ann Shippy - Mentioned as an individual knowledgeable about mold, who has previously appeared on the podcast.

Organizations & Institutions

  • UCLA - Mentioned as the institution where Dr. Pejman Katiraei completed his undergraduate studies.
  • Western University - Mentioned as the institution where Dr. Pejman Katiraei earned his osteopathic degree.
  • Loma Linda University - Mentioned as the institution where Dr. Pejman Katiraei completed his pediatric residency and served as faculty.
  • FDA - Referenced in relation to regulations and guidelines concerning mold toxins in food.

Websites & Online Resources

  • Holistic Minds - An online portal Dr. Katiraei is helping to build, aimed at assisting parents with understanding and resolving children's behavioral issues.
  • Pique Life - Sponsor of the episode, offering Sun Goddess Matcha.
  • Hollow Socks - Sponsor of the episode, offering compression socks.
  • Hilo Socks - Mentioned for their compression socks made from baby alpaca fiber.

Other Resources

  • Mold toxicity - The primary subject of the episode, discussed as an increasingly prevalent and intense issue.
  • Glyphosate - Mentioned as an environmental toxicant with physiological impacts similar to mold toxins.
  • PCBs - Mentioned as an environmental toxicant contributing to the overall toxic load on the body.
  • BPA - Mentioned as an environmental toxicant contributing to the overall toxic load on the body.
  • Mycotoxins - Discussed as a significant contributor to the toxic soup and a potential trigger for breaking down the body's systems.
  • Ochratoxin - Mentioned as a mold toxin not currently regulated by the FDA.
  • Aflatoxin - Mentioned as a mold toxin not currently regulated by the FDA.
  • MTHFR - Mentioned as a genetic factor that was previously explored as a potential cause for health issues.
  • Methylation - Discussed in the context of genetic factors and health interventions.
  • ATP - Referred to as the energy produced by mitochondria.
  • Electron transport chain - Mentioned as a process within mitochondria that can be affected by mycotoxins.
  • Fibromyalgia - Listed as a potential symptom associated with mold exposure.
  • Food sensitivities - Discussed as a potential sign related to mold exposure.
  • Indoor air quality - Discussed in relation to its impact on the brain and overall health.

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