There's actually plenty of research on the relationship between self-talk and performance in a variety of domains. https://scholar.google.com/scholar?q=self-ta

There's actually plenty of research on the relationship between self-talk and performance in a variety of domains. https://scholar.google.com/scholar?q=self-talk+performance&btnG=&hl=en&as_sdt=0%2C5 https://scholar.google.com/scholar?q=self-talk+performance&b...