Longevity Optimization with Kayla Barnes-Lentz Dr Jessica Peatross, MD: This Hidden Toxin Causes Bad Aging (40% of Homes Have This)
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Nov 6, 2025 Dr. Jessica Peatross, MD, a former hospital physician turned functional medicine expert, dives into the hidden culprits behind chronic health issues like fatigue and hormonal imbalances. She discusses the prevalence of mold in homes, how mycotoxins persist in the body, and her effective "Kill, Bind, Sweat" detox method. Dr. Jess also emphasizes the importance of nervous system regulation, shares insights on Lyme disease, and highlights the benefits of specific detox strategies, including ozone therapy and sauna use.
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Modern Homes Fuel Hidden Mold
- Modern home construction and energy-efficiency promote hidden mold growth behind walls and in porous materials. 40% of homes have current water damage and 85% have past water damage, creating a widespread exposure risk.
Genetics Drive Mold Sensitivity
- A subset of people (~25%) have HLA genotypes that make them highly sensitive to mycotoxins and unable to clear mold effectively. This genetic sensitivity explains why roommates can have very different reactions to the same environment.
Missed Mold Source In An Office Foliage Wall
- Kayla recounted multiple remediators failing to find mold in her office despite positive mycotoxin tests and ERMI results. Later she suspected a self-watering foliage wall just outside her office seat was the likely source.
