Good health, being able to replicate some extraordinary success in the red zone, and stopping the run might be crucial to the team's chances of repeating.
The Redskins have a new quarterback, the Giants have Saquon Barkley, the Cowboys are getting Ezekiel Elliott back. Will any of that make any difference?
Winning back-to-back Super Bowls isn't easy. But if the Eagles can duplicate their 2017 success in four critical areas, they could be the third team to do it.
Jeffrey Lurie, Howie Roseman, and Doug Pederson have made the Eagles one of the most forward-thinking franchises in the NFL.
Read our beat writers' analysis of each player on the roster.
Can the Eagles repeat as Super Bowl champions?
It might take a while, but eventually the Eagles' quarterback should be the same player he was before injuring his left knee.
The Eagles have to adjust to being the team to beat, but they have key starters who weren't able to play in Super Bowl LII. who will mitigate any trend toward complacency.
What does it take to make success last? A look at those who have done it, and what their experience says for the Eagles.
With Wentz's comeback nearly complete, here is a look back at the past nine months of his progress and all the ups and downs along the way.
NFC team capsules and odds for the coming season.
AFC team capsules and odds for the upcoming season.
Depth is really the only pressing concern for the well-stocked Super Bowl champions.