Tag

Biological age

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A gloved scientist pipetting a red sample into a rack of test tubes

Proteomic aging clocks didn't beat lifestyle questions

A Nature Aging study of 17,473 Europeans found protein-based aging clocks predicted death and disease well, then noted they did no better than asking about smoking, drinking and exercise.

Jul 26, 2026

A researcher in a white coat loading a sample into a laboratory centrifuge

News

Organ age clocks: a blood test for 40 cell types

Stanford researchers measured 7,000 blood proteins in 60,542 people to estimate the biological age of more than 40 cell types. Aged cells flagged Alzheimer's, ALS and lung cancer risk years ahead. It is a research tool, and an estimate.

Jul 23, 2026