The desire to excel is worthwhile and commendable, but on the path to achieving greatness it can be difficult to tell when the line has been crossed between commitment, which is necessary to achieve excellence, and obsession, which results in an unhealthy balance between the pursuit of the goal and the other important parts of life. Drs Drew Brannon and Cory Shaffer discuss the distinction between the two approaches and how to tell when dedication has transformed into a detrimental obsession.