In this year's blockbuster sci-fi body horror movie, The Substance, Demi Moore plays an aging fitness instructor who will do just about anything, including taking a sketchy substance to clone herself, ...

Harvard geneticist David Sinclair’s seductive notion that aging is a treatable disease has helped companies he founded to raise more than $1 billion. The investors have almost nothing to show for it.

The search for the fountain of youth is underway at a medical school lab at Harvard. It's being steered in part by respected biologist David Sinclair, an advocate for understanding and possibly ...

NAD therapy, a wellness trend that claims to reverse aging and boost energy, is gaining popularity with a market projected to reach a billion dollars by 2030. While some users, like local spa owner ...

David A. Sinclair is a Professor in the Department of Genetics at Harvard Medical School. This interview has been edited for length and clarity. FM: To start out, you study aging and longevity — why ...