Peter Attia· MD
Matt Camberlin has famously purchased, I think, four or five of the commercially available aging clocks. He bought them in duplicate and did all of them, sampled them all simultaneously. Right? So, two of this, two of this, two of this, two of this simultaneously. Take 10 samples. And not only do all the clocks disagree with each other, but even within the same clock, there was disagreement. significant disagreement.