When sirtuins shift from their typical priorities to engage in DNA repair, their epigenetic function at home ends for a bit. Then, when the damage is… - David A. Sinclair

What if we didn't have to worry that the clock was ticking? And what if I told you that soon — very soon, in fact — we won't?

A new scientific truth does not triumph by convincing its opponents and making them see the light, Planck wrote shortly before his death in 1947, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.

Most of my colleagues call these "longevity genes" because they have demonstrated the ability to extend both average and maximum lifespans in many organisms. But these genes don't just make life longer, they make it healthier, which is why they can also be thought of as "vitality genes."