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Jill Costanza's interest in studying ACL injuries and passion for learning new ways to improve performance led the former high school basketball coach and PE teacher on a journey from college sports to the Army to the Air Force to the NFL. Now, she's an asset for a team with Super Bowl aspirations. Costanza is in her fourth season with the Detroit Lions, serving as director of sports science and assistant strength and conditioning coach. She was one of 12 full-time female coaches last year in a league that has seen a 141% increase of women in football roles over the past four years.
