Author

John D. MacArthur

Long interested in practical neuroscience, John D. MacArthur researched and wrote “The Human Brain” for the Franklin Institute Science Museum. His previous contributions to the Townsend Letter include seven reports: “Cell Phones and the Brain” (July 2002); “Too Much Copper, Too Little Zinc, and Cognitive Deterioration in Alzheimer’s Disease” (with George J. Brewer, MD) and “Overdosed: Fluoride, Copper, and Alzheimer’s Disease” (October 2013); “Fluoride and Preterm Birth” (November 2013); “Placental Fluorosis: Fluoride and Preeclampsia” (May 2015); “Prenatal Fluoride and Autism” (April 2016); “Fluoride and Mental Decay: Causation & Correlation” (October 2019). Links to these and John’s historical work are at johndmacarthur.com.

Cell Phones and the Brain

by John D. MacArthur – We don’t really know to what extent biological processes are influenced by the electromagnetic fields that emanate from everything electrical, especially the long-term effects on our extraordinarily complex and sensitive brains when it comes to the safety of cellular (mobile) telephones.

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Fetal Fluoride Autism

Increasing evidence reveals that prenatal exposures to some widely used chemicals are implicated in the growing pandemic of developmental neurotoxicity. Fluoride is the most controversial of these chemicals…

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Placental Fluorosis

New research implicates fluoride in preeclampsia, impacting maternal and fetal health. Placental fluorosis may share mechanisms with dental fluorosis, affecting pregnancy outcomes.

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Overdosed

Minimizing ingestion of fluoride and copper may help prevent Alzheimer’s. Sleep disruption and pineal calcification are linked to Alzheimer’s disease risk.

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Where are your Clinical Trials?

It has proven to be difficult, if not impossible, to proceed to full-scale randomized controlled trials (RCTs) for most of the natural methods that cannot be patented or otherwise monopolized. 

A Renewed Focus on Self-Help for Healing

As the producer of The Moss Report, the year leading up to the Covid-19 pandemic was filled with anticipation and excitement. We had invested years of hard work and significant resources into two major projects: our feature film, Immunotherapy: The Battle Within, and...

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Event Calendar

  • Vaccines & Immunology Conference: Confronting Misinformation, Disinformation, and Seeking the Truth

    Henry Hotel Fairlane Plaza, 300 Town Center Drive, Dearborn, MI, United States

    Join us for a thought-provoking and in-depth exploration of one of the most debated and evolving areas in modern medicine. Vaccines and Immunology: Confronting Misinformation, Disinformation, and Seeking the Truth brings together healthcare practitioners for a balanced, data-driven examination of vaccine science, immune system function, clinical outcomes, and the future of immunology research. This two-day conference will feature dynamic keynote sessions with Del Bigtree and Aaron Siri, in addition to other experts on the field of vaccinology. These thought leaders will share their perspectives, research, and insights designed to encourage deeper inquiry, professional dialogue, and critical thinking. Participants will gain exposure to current scientific findings, policy considerations, emerging trends, and real-world case studies that impact clinical decision-making. The goal of this event is to foster constructive, respectful, and informed conversation among professionals committed to patient well-being and medical integrity. Enhance your expertise by beginning the week with a two-day Pre-Conference Workshop on IV Chelation and Therapeutics, September 16–17. This practical training is designed for clinicians interested in expanding treatment options and integrating IV protocols into patient care. This conference is tailored for physicians and healthcare professionals across integrative, functional, and conventional medicine who value informed discussion and professional growth. Join colleagues […]

  • Clinical Herbalism & Traditional Medicine Healing Intensive

    An Unplugged Physician Gathering at the Omega Institute:  This immersive weekend intensive is designed for healthcare providers seeking practical, case-based applications of herbal medicine within modern integrative and restorative medicine practice. Drawing from decades of clinical experience, speakers will share how botanical and nutritional therapies can be applied to complex chronic conditions with an emphasis on individualized therapeutic strategies and clinical decision-making. Through real-world patient case discussions, we will explore herbal applications for the following conditions: Endocrine dysfunction Cardiovascular imbalance Neuroinflammation & trauma-related dysregulation Metabolic disorders & chronic infections Immune dysfunction Healthy aging & oncology support Broader physiologic themes integrated throughout the weekend will include: Mitochondrial dysfunction & oxidative stress Impaired autophagy & endoplasmic reticulum stress Inflammation-driven chronic disease

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