Heart pounding, blood pumping, the rodeo cowboy nods, chute gate opens and his world begins. Eight seconds of adrenaline rush. Eight seconds of gripping, pulling, and holding on. The animal under him bucks, but the rider sticks like glue. The buzzer sounds, the cowboy dismounts, and tips his hat to a cheering crowd. Originating from real ranch work, the players are many and varied, ranging from the two-footed variety to four-legged creatures. But why is eight seconds on a bull considered perfect? Why not ten? Or five? Why do contestants always wear long sleeved shirts?