James Harrison received a lot of attention for his insane workouts, most of which involve insanely heavy weights. Le'Veon Bell shows off a different kind of workout on his instagram, one that doesn't involve the weight room, but still shows off preternatural skills.
Exhibit A: Footwork
Exhibit B: Explosive first step. This does involve resistance, but it also involves speed.
Exhibit D: I'm going to call this one: Things Bell couldn't do with a bum knee. (Venturing to guess he really is at 100% these days). And, a one-handed catch.
And, not workout related, but I got distracted by Le'Veon Bell's best friends while perusing his workout videos: