Dan Buettner

Because I have a group of friends there and it's a social occasion for me.

And it is a good idea to have weight-bearing exercise in your daily life.

I just enjoy it.

So I show up not because I think it's necessarily central to my longevity regimen,

Well, first of all, think about exploring public transportation ways to get to work.

And I know you probably roll your eyes.

I'm not going to ride a bus.

But actually, there's good research that shows that people who take public transportation have about 20% lower rates of cardiovascular diseases than people who drive to work.

Why is that?

Because you have to walk from your house to the bus stop and then the bus stop to your work and then you do that reverse.

That's four periods of mindless physical activity every day.

every time you go to work.

That adds up hugely over time.

We under-celebrate it, but it's probably 90% the value of training for a marathon.

Number two, if you can bike or walk to work, I know that's even a bigger stretch for most people, do that.

People say, well, I live too far away.

Well, you can always move.

And if health is a priority, moving to work might be an important contribution.

You know, if you go from being sedentary to just 20 minutes of physical activity a day, that adds three years to your life expectancy.

There is no rapamycin or metformin or other snake oil supplement that's going to add three years to your life expectancy.