Why Parkinson’s Is Exploding—and How to Protect Yourself

Mark Hyman, MD Mark Hyman, MD Oct 08, 2025

Audio Brief

Show transcript
This episode covers the argument that Parkinson's is a largely preventable, man-made pandemic linked to environmental toxins, demanding a fundamental shift in medical approach. There are three key takeaways from this discussion. First, Parkinson's is largely a preventable, environmental disease driven by toxins, necessitating proactive exposure reduction and policy change. Second, the current medical paradigm is flawed, requiring a shift to holistic, patient-centric care that addresses root causes beyond just symptoms. Third, developing new diagnostic biomarkers is critical for measuring toxic exposure, tracking disease progression, and enabling true prevention. The episode highlights Parkinson's as the world's fastest-growing brain disease, arguing it is largely preventable and environmentally driven. It emphasizes that a stew of toxins in our environment, including pesticides, damages cellular mitochondria, leading to the death of dopamine-producing neurons. This understanding calls for both individual action to reduce exposure and urgent policy changes to remove neurotoxins. Current medical approaches are criticized for focusing on symptom management rather than root causes, relying on outdated treatments, and providing fragmented care. The discussion advocates for a new, holistic, patient-centric model, "the Parkinson's Universe," which treats the disease as a complex "whole body" illness, recognizing early non-motor symptoms like loss of smell and cognitive issues. This model integrates specialists, caregivers, and technology around the patient. A central theme is the urgent need for better diagnostic tools, specifically biomarkers, to effectively combat Parkinson's. Experts argue that "what gets measured gets managed," highlighting the current gap where neurologists often do not measure known environmental risk factors like pesticide levels. Reliable biomarkers are essential for tracking toxin exposure, monitoring disease progression, and enabling true prevention and more effective, personalized treatments. This critical re-evaluation of Parkinson's disease stresses the profound impact of environmental factors and the imperative for a transformative approach to prevention and care.

Episode Overview

  • The podcast presents a compelling argument that Parkinson's is a largely preventable, man-made pandemic, with its rapid increase directly linked to widespread environmental toxins like pesticides.
  • It calls for a major paradigm shift in medicine, moving away from simply managing symptoms to identifying and addressing the root causes of neurodegenerative diseases.
  • The experts critique the current fragmented healthcare system for Parkinson's and propose a new, holistic, patient-centric care model called the "Parkinson's Universe."
  • A central theme is the urgent need for better diagnostic tools, specifically biomarkers, to measure toxic exposure and disease progression, enabling true prevention and more effective treatments.

Key Concepts

  • A Preventable Pandemic: Parkinson's is framed as the world's fastest-growing brain disease, but one that is largely caused by environmental factors and is therefore preventable through policy change and reduced exposure to toxins.
  • Rethinking Parkinson's as a "Whole Body" Disease: The disease is more than a movement disorder; it is a complex, systemic illness with many early non-motor symptoms, including loss of smell, constipation, cognitive issues, and anxiety.
  • Environmental Toxins and Mitochondrial Damage: The discussion identifies a "stew of toxins" in our air, food, and water as a primary driver of Parkinson's. These chemicals damage mitochondria—the energy-producing centers of cells—leading to the death of dopamine-producing neurons in the brain.
  • A Flawed Medical and Care Paradigm: The current medical approach is criticized for failing to investigate root causes, relying on outdated drugs like L-dopa, and providing fragmented, inadequate care compared to more organized responses like that for HIV.
  • The "Parkinson's Universe" Model: A proposed patient-centric care model where the patient is the "sun," supported by an integrated system of caregivers (Mercury), specialists (planets), support groups (stars), and technology (satellites) to manage the disease's complexity.
  • The Need for Measurement and Biomarkers: A core argument is that "what gets measured gets managed." To effectively combat Parkinson's, there is a critical need for reliable biomarkers to track toxin levels and disease progression, similar to how cholesterol is used to manage heart disease.

Quotes

  • At 0:00 - "Adjusted for age, the rise of Parkinson's disease is going up 60% far faster than Alzheimer's disease." - A speaker provides a startling statistic comparing the growth rate of Parkinson's to Alzheimer's.
  • At 27:24 - "Holy crap, you know, maybe we're living in a stew of toxins and that's a big factor." - Dr. Hyman describes the growing realization among top neurologists about the profound impact of environmental toxins.
  • At 61:57 - "We're doing it wrong, Mark. Like we're we're caring for people wrong." - Dr. Okun contrasts the inadequate care system for Parkinson's with the highly organized and effective global response to HIV.
  • At 70:02 - "I'm a neurologist... I have never measured a pesticide level." - Dr. Dorsey highlights a major gap in conventional neurology, where known environmental risk factors for Parkinson's are not routinely tested for in patients.
  • At 71:28 - "What gets measured gets managed." - Dr. Dorsey applies this business principle to medicine, arguing that without measurable biomarkers for environmental toxins and disease progression, managing Parkinson's effectively is impossible.

Takeaways

  • Parkinson's is largely a preventable, environmental disease, and individuals can take proactive steps to reduce their exposure to known toxins like pesticides and industrial chemicals.
  • Effective management of Parkinson's requires a holistic and integrated care team that addresses the disease's full spectrum of motor and non-motor symptoms, with strong support for the caregiver.
  • The future of treating and preventing neurodegenerative disease depends on developing and implementing new diagnostic tools, such as biomarkers, to measure and manage environmental risk factors.
  • Advocating for policy changes to remove known neurotoxins from the environment is a crucial public health measure to halt the rise of the Parkinson's pandemic.