The guy's got a lot going on.

No matter what happens, no matter what's coming at him, he stops everything and runs

the AR50 for 41 consecutive years.

I mean, I can't think of anything except for maybe going to the bathroom that I've done

for 41 consecutive years.

Before we get into the state of the nation, we want to share with you one of our favorite

gear partners.

And when we decide to partner with somebody, it's because we absolutely believe in it.

And we're excited to tell you about this innovative shoe lacing system that will give

you the best fit ever for your shoes.

If you have a good fitting shoe, it's going to reduce blisters and it's going to improve

your performance.

And Fini, who's a biomechanics guy from Bow of Fit Systems, is with us to tell us how

this works.

Dan, how can the Bow of Fit System prevent blisters?

So if you are getting some sort of big blister, it means that your shoe has some sort of

mismatch to the dimensions of your foot.

And that's really what we're about measuring is within our lab, we'll say what variables

are sensitive to fit.

And we see that if we improve the fit of a shoe, we improve these variables.

You're most likely not going to get a blister because your shoe is fitting better.

But what's even more interesting is we can find some other improvements like more efficient

...