It's a spooky question, but it doesn't have to be: What happens when you die?

Even after you depart, there's a lot of chemistry that still goes on inside you.

Reactions teamed up with mortician Caitlin Doughty, author of the new book "Smoke Gets in your Eyes, and Other Lessons from the Crematory" to demystify death and talk about exactly what happens to the body postmortem.