There’s nothing more horrifying than the thought of something growing on your body. But it’s something that happens a lot more often than we’d like to think.

Some cases, though, are exceptional. While warts, tumors, and worse will grow on millions of people’s bodies every year, a rare few have seen things that go way beyond your standard medical crisis. They’ve had growths take over their bodies—and sometimes even their brains.

[Read the full article at Listverse.]