Outside of a few games in Week 1, I thought the football was pretty average. And the lower fantasy football numbers -- from some big-time players -- tend to reflect that. I saw it in my lineups, too. Rough.

But what does a bad game from one of your fantasy starters really mean?

Sometimes, the anticipated volume is there, but it was just a down day. The matchup comes into play here, as does game flow. The call sheet matters, too. We get that. On to the next.

However, Week 1 can also point to some negative trends. And those do tell a story.

Below are 10 players who underperformed in Week 1. We'll decide if it were simply a bad game or was it a bad sign that could impact your lineup moving forward.

Bad games

A.J. Brown , WR, Philadelphia Eagles

Brown was a nonfactor in the Eagles'

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