For american football is endurance or intensity fitness training the best?

i'm guessing that very high intensity sprints would be better than long distance low intensity runs?

what other fitness building activity can you reccomend?For american football is endurance or intensity fitness training the best?I dont know if you know the difference between skilled positions, and other positions, but for skilled positions endurance is better. For non skilled positions such as lineman, intensity fitness is betterFor american football is endurance or intensity fitness training the best?oats and squats. thats about as fit as you can get.For american football is endurance or intensity fitness training the best?You need both. Especially depending on position. I would mix them in.