

#743 - Why Men’s Testosterone Is Half Their Grandfathers — with Ben Greenfield
Sep 20, 2025
In this engaging conversation, Ben Greenfield, a New York Times bestselling author and biohacking guru, dives into critical health issues. He reveals why men's testosterone levels have plummeted over generations. The duo tackles long COVID and its overlooked impacts, while also debating various diets' roles in longevity. Ben shares insights on the dangers of microplastics and EMF exposure. Lastly, he emphasizes the importance of relationships and purpose in health, providing rapid-fire rankings on everything from wine to wellness strategies.
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Caloric Excess Trumpets Single-Nutrient Blame
- Overeating, not sugar alone, is the primary dietary driver of premature death in America.
- Ben Greenfield argues caloric excess beats single-nutrient vilification as the main public-health problem.
Spike Protein Drives Long-COVID Cardiovascular Harm
- Ben suggests COVID likely escaped from lab research in China and spike protein exposure drives long COVID cardiovascular harm.
- He highlights ongoing damage from circulating spike protein and blood-filtration as a therapeutic approach.
Experiencing Blood Filtration In Tijuana
- Ben describes undergoing multi-day blood-filtration in Tijuana to remove spike proteins and other toxins as immersive journalism.
- He reported feeling a surge of energy after the three-day filter protocol using a seraph filter designed for spike proteins.