Briefing Chat: Testosterone and sperm might get a boost from obesity drugs

NATURE PODCAST

19 June 2026

Nature staff discuss preliminary data on the effects of GLP-1 drugs on male fertility, plus a two-year trial of a brain–computer interface.

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Shamini Bundell

Nick Petrić Howe

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In this episode:

00:18 Brain–computer interface makes a life-changing impact

Nature: At-home brain implant gives man with motor neuron disease his daily life back

05:39 The possible benefits of obesity drugs on testosterone

Nature: The latest benefit of obesity drugs: boosting testosterone and sperm quality

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doi: https://doi.org/10.1038/d41586-026-01963-1

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