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Alcohol vs. Weed: Which One’s Destroying Your Productivity? | Peter Attia - PT 2
Tom Bilyeu's Impact Theory
The Decline of Testosterone: Causes and Implications
Testosterone levels among men are significantly declining, with the average 30-year-old today exhibiting testosterone levels comparable to those of a 50-year-old three decades ago. This trend is primarily attributed to increasing body fat, which leads to two key physiological changes that lower testosterone levels. Firstly, increased body fat enhances the aromatization of testosterone into estrogen, disrupting the necessary balance between these hormones. Secondly, higher body fat contributes to metabolic changes that result in elevated levels of sex hormone-binding globulin, reducing the availability and production of testosterone. Additionally, body fat is inflammatory, exacerbating metabolic diseases and further interrupting the hypothalamic-pituitary-gonadal axis that is crucial for testosterone production. Consequently, men today face a compounded effect with lower testosterone synthesis and increased conversion to estrogen, reflecting a concerning trend in hormonal health.
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