
The Tai Lopez Show #743 - Why Men’s Testosterone Is Half Their Grandfathers — with Ben Greenfield
4 snips
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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Switch To Low-Flicker Circadian Lighting
- Replace high-flicker LEDs with low-flicker, circadian full-spectrum or incandescent bulbs and use evening red-light modes.
- Ben recommends bulbs that switch to twilight and full-red modes by toggling the switch for better circadian support.
Sandwich Your Day With Red Light Exposure
- If you lack sunrise and sunset exposure, use red-light panels in the morning and evening to 'sandwich' daylight.
- Ben uses stand-up red light panels each morning and a red-light bed later in the day to simulate natural cycles.
Knee Regeneration Avoided Major Surgery
- Ben shared his knee-arthritic recovery using intraosseous needling plus stem-cell matrix instead of surgery.
- He reported improvement from 30% to about 85% function after the regenerative procedure.






