Great episode of Walking Dead. No spoilers, but damn good episode. So I've been giving more thought to this zombie apocalypse thing. All common zombie knowledge tells us that you have to destroy the brain to destroy the creature. The more I think about it, the more I call B.S. I don't care how you slice it, muscles only work one way - blood flow (or lack thereof) causes them to contract and relax. Well, skeletal muscle anyway. I mean that's it. Kinda like fire - you have to ...