Summary:
The book delves into the latest research in biogerontology, exploring the scientific advancements that could potentially slow down or reverse the aging process. It discusses the underlying mechanisms of aging, such as cellular senescence and DNA damage, and examines potential interventions, from drugs to lifestyle changes, that aim to extend human healthspan and lifespan.
Key points:
1. Biological vs. Chronological Aging: Steele distinguishes time passage (chronological aging) from physical body changes (biological aging), emphasizing the latter's importance as it causes diseases like cancer and dementia.
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