Why is a retired NFL player still pushing sleds? ⬇️ Because sled work builds explosive strength, bulletproofs your knees, and is a hell of a conditioning tool. Linemen, skill players, and washed up former players like myself, this one’s for you. Train smarter, recover faster, dominate the field. #FootballTraining #OffensiveLine #SledPush #AthleteStrength #SpeedTraining #FootballWorkouts #ExplosiveStrength #JamesHarrison #LinemenLife #NFLTraining #YouthFootball #StrengthAndConditioning #BulletproofKnees #FootballPerformance #TrainLikeAPro