Enter the Insula...

Before you honor your cravings for that second donut, or send a check to those poor little orphans on TV, or dance like you're Fred Astaire to elevator music, or feel humiliated after you've done so, why not learn a little more about the wet machine that's responsible for all of these actions and many, many more.

Introducing the insula. Traditionally seen as a bit player in the theater of the brain, it turns out that this prune-sized lump buried deep in our gray matter might play a leading role after all.

This interesting article will fill you in.

(Illustration by Lou Beach)