Specifically, does muscle burn more calories at rest. This is one of those questions that everyone seems to know the answer to (dangling preposition alert!), and they're mostly right. Sort of.
What got me thinking about this (again) was an article entitled 12 Workout Myths That Just Need To Die. It's not a bad article, but Myth #2 includes this: "...having more lean muscle will help your body burn more calories at rest."
Of course, right? Well, sort of.