# Aging overview

- URL: https://theranews.net/blog/2026-02-06-aging-overview-eabacb/
- Published: 2026-02-06
- Type: Archive summary (AI-assisted summary of third-party reporting)
- Original outlet: harvard
- Original report: https://www.health.harvard.edu/a_to_z/aging-overview-a-to-z
- Topics: mental-health
- Publisher: TheraNews, operated by AdvancedCare USA Inc.
- Notice: Educational content, not medical, legal, billing or financial advice. Cite the original outlet, not this summary.

> What is aging? We all know the obvious signs of aging: wrinkles, gray hair, a slightly stooped posture, perhaps some "senior moments" of forgetfulness. But why do those things happen? What is aging? Each of us is made up of cells — 13 trillion of them. Our tissues and organs are each a bunch of cell

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![Aging overview](/uploads/news-images/aging-overview-20260206110057.jpeg)

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*Originally reported by harvard. [Read more](https://www.health.harvard.edu/a_to_z/aging-overview-a-to-z)*

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*Source: [https://www.health.harvard.edu/a_to_z/aging-overview-a-to-z](https://www.health.harvard.edu/a_to_z/aging-overview-a-to-z)*