The Length Tapeworms Can Grow in Your Body

P'etra is a model and her agency recently told her she needs to lose two inches from her waist. "I heard a lot about this tapeworm diet, and it has me a little intrigued. I was wondering if it's a good option for me and if it's safe," she asks. P'etra joins The Doctors in the audience as parasitologist Dr. Scott Smith explains how tapeworms attach to your intestines and grow inside your body.