If you lose too much fat, the kidneys don't have that protection or that support and they just move up and down. Most organs have a protective capsule around it. You see it with the kidneys, the spleen, other various structures. So there's binding. But also you've got like the intestines. The ceteries. They're all bound together. Coordinated bundle is a great way of describing this podcast. It's a tissue transport. And what needs to be transported in blood? Let's...