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.
The Bowling phase in cricket requires stressful use of back muscles, in particular, hyperextension, lateral flexion and thoraco-lumbar rotation. Additionally, muscles of the shoulder, especially the rotator cuff â a group of four, deep-lying, band muscles) â are heavily relied on.