Archive summary

Aging overview

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

Summary of reporting by harvard February 6, 2026 1 min read Markdown