If I didn't know better, I'd think the concept of the human brain was a thing of fiction.

I mean how can a three-pound ball of fat, blood vessels, and electrical signals be responsible for everything we do?

How we move?

How we speak?

Our dreams and memories?

Your ability to read the words on this page?

My ability to type them?

Somebody out there must have quite the vivid imagination if they can come up with such a powerful machine.

Well, not only is the brain anything but science-fiction, it is so much more than the sum of its parts.

But sometimes things go wrong...

From natural aging to Alzheimer's, there are diseases and disorders that plague human life. They affect how we relate to one another, to the world around us, and to ourselves.

How much do you understand about your brain and how it works?

Let's talk about it.