This episode is brought to you by Nike.

It's packed to school season, and you and your child might be feeling a bit anxious.

As a parent, you're the best team mate for your mini-me, and together, you can use sport

to help overcome anxiety.

Try something new as a family and celebrate even the little wins you achieve on the journey.

Create long-lasting memories that will take your kids from class to court and beyond.

Go to Nike.com, Ford slash Kids, to get school ready.

We are back. Finally, the key to happiness.

Man, this is no small study.

One of the most comprehensive studies, if not the one of the most comprehensive study,

you will ever hear about.

It lasted 84 years and still exists.

It began in 1938.

There's 724 people.

60 are still alive.

Think about how old they are.

They're studying 2,000 of their descendants, their kids.

And we're talking about two groups of people.

I guess one poor, one middle class, upper class, and then we, it's game on.

Study their lives, keep in touch with them along the way, and see what we can glean to make

all of our lives living today and after us better.

Finding the key to happiness.

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