What's the Difference Between Coaching and High Performance?

Coaching is teaching people how to perform at the best of their ability. And if you think about it, it's high performance at the end of the day. So for me, that is something that I've been like wondering because I did a specific What it was. There are lots of degrees put online. But I don't know of a coaching degree that's put online. The only one that comes to mind is supporting champions from sports physiologist. He may need to do with sports science, not sports coaching.