ESPN reports that Buffalo Bills head coach Joe Brady warned running back James Cook about the consequences of his fumbling after acknowledging the player’s positive contributions to the offense this season. Brady said Cook has done a lot of “good things,” but cautioned him that repeated fumbles could cost the team valuable yards and momentum.

Cook has struggled with ball security, having fumbled multiple times this season. The Bills’ coaching staff has emphasized the importance of keeping possession, especially in close games where a single turnover can swing the outcome. Brady’s warning comes as the team seeks to maintain consistency on the ground while tightening its defensive and special‑teams play.

Ball security is a critical factor for any NFL offense, and the Bills are no exception. A fumble can halt a drive, give the opposing team an advantageous field position, and ultimately influence the result of a game. By addressing the issue head‑on, Brady hopes to keep Cook’s productivity high and minimize costly mistakes that could jeopardize the Bills’ playoff aspirations.

As the season progresses, the Bills will continue to focus on ball security and overall offensive efficiency. Brady’s candid conversation with Cook underscores the coaching staff’s commitment to discipline and execution, both of which are essential for the team’s success in the highly competitive AFC East.