Dr. Arnstine received her undergraduate degree in speech from Northwestern University, Evanston, Illinois. She received additional graduate level training in exercise science at the University of Tennessee. She earned her medical degree from the University of Cincinnati, Cincinnati, Ohio. She completed her internship and residency at St. Mary Corwin Hospital, Pueblo, Colorado, and then undertook a fellowship in sports medicine at the University of Tennessee. Dr. Arnstine is board certified in family practice.