At least for soccer players, it comes down to a blend of two types of fitness - your base endurance, which comes from longer distance running, and your speed, which comes from sprint-based workouts.

Afterwards Heather O'Reilly proceeded to beat the entire student body in a footrace. The United States ended up taking the bronze medal with O'Reilly scoring a goal during the 4–1 win against Norway. [citation needed]
O'Reilly currently lives in Massachusetts.

She is a midfielder currently playing for the Boston Breakers in National Women's Soccer League.