Try to get to the end of this episode without squirming! Almost everything on earth has some kind of parasite living inside of it—including humans. What are parasites, and how do they impact their hosts? Were they a part of God's original "very good" creation? Some parasites produce effects terrifying enough to make your skin crawl; but did you know that some of them are harmless—or even beneficial—to their hosts?

Host Lauren and biologist Dr. Frank Sherwin talk about these strange organisms—the good, the bad, and the ugly.