Cal Newport

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All right, let's get back to the show.

All right, so I have a second technique to recommend here for the sort of more intense tier of cognitive fitness.

I'm gonna call this a cognitive cardio point system.

All right, so I gotta explain what I mean here.

It's hard to believe, let's back up.

In the world of physical health, it's hard to believe that cardiovascular exercise

was once considered bad.

And I'm talking as late as like the 1950s and 1960s.

Men were advised – this is true – men were advised –