The 2011 season saw its share of backs falling off in production, and 2012 will be no different.
Players like Chris Johnson saw their number drop, while others like Adrian Peterson and Jamaal Charles missed significant amounts of time due to injury.
Big-money deals or freak injuries aren't always the reason for a downward trend—sometimes it's out of the player's hands.
With that in mind, some of last season's top performers will inevitably slide a bit.
Here's a look at who could take a step back.