Barry stays in the room with Yamato, first as a safety measure in case Yamato takes any spills getting used to the treadmill. Yamato may not be pushing the speeds Barry's had his own wipeouts at, but flying off going at the clip Yamato's managing still wouldn't be much fun.

Yamato is doing fine though, and Barry stays to watch his form.

"Dude, you run track and field or something?"