Our potential is ever increasing based on gaining skills and knowledge and practicing, becoming more consistent, but clearing the interference is the bulk of it all. So your unconscious mind controls your body.
... While football helmets do a "great job of preventing skull fractures, they can't stop the brain from sloshing around in the skull," which is what causes concussions.
A lot of non-athletes think that athletes have it made. They're doing what they love, and there's no mental health problems. But athletes experience a lot of anxiety.