Science

Why an early Alzheimer’s theory is making a comeback, the U.S.’s electricity crisis, and improving precision medicine

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Based on the episode description, not a full transcript. Source evidence retrieved 12/11/2026, 19:31:25 UTC.

Briefings

This podcast episode explores three distinct topics: the resurgence of the cholinergic hypothesis for Alzheimer's, the U.S. electricity grid's capacity to handle rising demand, and the potential of the NIH's All of Us project for precision medicine. The discussion features producer Kevin McLean, host Sarah Crespi, and contributors Jennie Erin Smith, Madeline Yozwiak, and Philip Empey.

Key points

• The cholinergic hypothesis, originally proposed by A.A. Loewi in 1911, has returned to prominence as a potential treatment for Alzheimer's disease, though it has largely fallen out of fashion in recent decades.
• Madeline Yozwiak, a postdoctoral scholar at Carnegie Mellon University, discusses the engineering and policy barriers preventing the U.S. grid from scaling up to meet increasing electricity demand.

Context

The episode examines three separate but related topics: a medical theory's revival, national infrastructure challenges, and genomic data applications. The findings are supported by specific dates and institutional affiliations provided in the evidence.

Limitations

The evidence is limited to a single podcast episode from November 2026. It does not contain data on the specific scale of the U.S. grid challenges or the precise genetic variants identified in the All of Us project. The episode does not provide causal claims or forecasts beyond the discussion topics.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 12/11/2026, 20:00:39 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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