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# David Sinclair, Ph.D., Why We Age and Why We Don't Have To (#33)
- URL: https://www.kevinrose.com/david-sinclair-phd-why-we-age-and-why-we-dont-have-to/
- Published: 2019-10-30T12:00:00.000Z
- Updated: 2026-10-11T22:16:37.000Z
- Author: Kevin Rose
- Tags: Podcast, #Migrated-1791755965841, #Import 2026-10-11 21:59

David Sinclair, Ph.D., is a Professor Harvard Medical School. He is best known for his work on understanding why we age and how to slow its effects. In this podcast, we discuss several new ways to slow aging, along with novel treatments that are just a few years away. We also cover his new book: Lifespan: Why We Age―and Why We Don't Have To.