 Right? Well, okay, so they told one group to walk, and they told another group they didn't tell them to walk. But they also didn't tell them not to walk. They told them to seek what's called usual care. They could do various things. They could go whatever they wanted to do. They could go to a physical therapist. They could go to an acupuncturist. They could go to a physiatrist, chiropractor. Knock yourselves out, but they didn't tell them to walk. But what was interesting in the control group,