poriomania (pÅrâ³ Ä-Å-mÄnâ² Ä-Ä) [Gr. poreia, walking, + mania, madness]
1 Refers to the bowler's motion that ends with the start of the delivery. 2  arm-swing: The arc of the bowling arm and hand from the swing to the backswing. 3  arrows: Targeting arrows that appear on the lane 12 to 16 feet beyond the foul line. 4  Also called darts.
That's the fastest bowling there is: Scientists say baseball pitchers have reached the speed limit for throwing a ball at 105.1mph. 1  Restraints on ligaments and tendons means top speed will not increase. 2  Repetition leaves soft tissue 'frayed like candy floss'.