“Could we think that sleep could now provide a contribution to this Horvath clock of determining your biological age? . . .I think it probably does.” —Matthew Walker, Ph.D.
“Metabolic health really matters. It is the common thread that links all of these chronic diseases.” — Peter Attia
“I think once people enter that seventh and eighth decade, if they haven’t done a lot of consistent preparatory work in the decades prior, it’s alarming how quickly things go south.” —Peter Attia
“If you are interested in longevity, if you are interested in playing with your great grandkids, you want to prioritize muscle mass. Never in the history of civilization has a 90 year old said, ‘I wish I had less muscle.’” —Peter Attia