5 Things You Might Not Know About US Olympic-Bound Gymnast Grace McCallum

McCallum told POPSUGAR that aside from her massage therapy, physical therapy, and chiropractic sessions, she's been seeing a sports psychologist for the past four years "just because it's such a mental sport, too." She added that "you have to be so mentally strong and in it all the time," and that her most recent sports psychologist has helped.