More men are taking testosterone. What gives?

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About this episode

If you’re a guy – or even just friends with a guy – and on the Internet, you may have noticed that testosterone discourse is everywhere . There’s Defense Secretary Pete Hegseth announcing testosterone screenings for soldiers, Joe Rogan discussing hormone therapy, and influencers discussing high- and low-T levels. Those levels affect more than just sex. They also affect metabolism, bone health, muscle mass, red blood cell production and brain function. NPR science reporter Will Stone took a deep dive into it all: What deficiency looks like in men, what doctors recommend and what the research says about who actually needs testosterone replacement therapy. Interested in hearing more reporting…