Each year, between 400 and 500 NFL players enter the offseason without contracts. But between 200 and 300 are added to the league each year either via the draft or as undrafted free agents. That means that, even after some guys have retired under their own power, there are still 100 to 200 guys who simply never get signed.
Injuries happen and spots open up throughout the year. Some stay out of football for a season. Some are dealing with their own injuries and re-enter the sweepstakes the following spring.
But some simply fade away, never taking another NFL snap.
Here are 10 notable NFL veterans who might be on the verge of suffering such fate.