She’s reportedly been taking the Telomerase Activator TA-65 at four caps per night for four years now.
I think she’s doing pretty well!
From Dr. Park’s article here.
In a similar vein, here’s Harold Rosen (Inventor of the Geosynchronous Satellite) doing the traveling rings at age 88:
(He also takes TA-65)
Here he is at only age 85: