Anyone who says that hasn't tried hard enough. You can absolutely outrun your fork. You just have to run a lot further than you think. There are no fat people who run 50 miles a week.
If you burn 2,000-4,000 calories a day (or more!) like an elite distance runner or swimmer, you can outrun your fork.
e.g.: https://olympics.com/en/news/michael-phelps-10000-calories-d...