Bryan Johnson· Author
SHBG - is slightly elevated due to high levels of exercise, optimal insulin, low body fat and high metabolic demand. It’s common in high-performance athletes.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
SHBG - is slightly elevated due to high levels of exercise, optimal insulin, low body fat and high metabolic demand. It’s common in high-performance athletes.
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