Pretend you are in a batter's box getting ready to face former Rockies all-star pitcher Ubaldo Jimenez.
Now blink.
By the time your eyes are open again, Jimenez's 95 mph fastball would have screamed past you for strike one.
It takes 0.40 of a second to complete a full blink and 0.395 of a second for that 95 mph fastball to travel from the mound to the plate, according to an FSN Sports Science study.
Even Hall of Fame outfielder Ted Williams of the Boston Red Sox, a career .344 hitter and the last player to hit .