It's not just a problem, it's a way of life. A constant struggle to find a decent host, to not get sucked dry, to not become the main course.
prophets of old foretold of a time when the parasites would rise, and rise they did. In the land of the free and the home of the brave, the parasites took to the skies, or rather, the gut. Read more about the Parasympathetic Paradox Laugh at the absurdity of it all The Great Host Hunt: A tale of survival Parasite 101: The Crash Course