Steve Horvath
Geroscientist at UCLA, developer of the epigenetic clock
Steve Horvath is a geroscientist and biostatistician who published the first multi-tissue epigenetic clock in 2013 and helped build the PhenoAge and GrimAge clocks. He was a UCLA professor of human genetics and biostatistics for 22 years, then worked at Altos Labs. In July 2026 he returned to UCLA to direct aging biology research in the Department of Medicine.
Updated November 1, 2026 · 1 experiment
What Steve Horvath has tried
1 experiment we can source: 1 testing. Trying something is not recommending it; each entry says which.
Testing
Epigenetic age testsProcedures
Dates not stated · Does not recommend it to others
Has run his own clock on himself and reads about three years younger than his age of 58, while saying the clock is only one window into aging and the basics matter most.
“The epigenetic clock is one window into biological aging, but it doesn't capture everything”
UCLA Health, A leader in the study of longevity is returning to UCLA Health (June 2026) · Status checked November 1, 2026 · Suggest a correction