You've Been Getting Dumber Every Day Since You Turned 30 : 1454

0:00He helped to popularize the idea of retirement, essentially by telling people that once you hit sixty, you're essentially useless and you need to be put out to pasture.

0:07And we have then internalized that as society and we expect significant loss of function.

0:13If we think that we're going to lose function with age, we stop doing the things that prevent the processes of aging, and therefore it becomes a self-fulfilling prophecy.

0:23We have this overarching idea of trying to build what I call headroom.

0:27So headroom is the maximum capacity that you have available to you because when things come in that inhibit or diminish performance, sleep deprivation, acute stress, illness, right, you want more capacity available to you so you can maintain function.

0:42How this then works, I have this model that I call the 3S model of brain health.

0:47And the 3S is a stimulus, supply, and support.

0:50This is just ground zero for the kind of knowledge for having the kind of brain that you want and the kind of brain you want right now, even if you're 19 years old or if you're 90 years old.