arm muscles for running

Just How Important Are They? If you knew just how important your shoulder flexor muscles were for speed, then you’d probably invest a lot more time in training them.  This is because your shoulder flexor muscles create much needed thrust to go along with the leg pushing off the ground helping you to run your very best. Meet the Shoulder Flexor Muscles. The shoulder flexors muscles, also known as the arm flexor muscles, consist of 4 muscles.  Their names are 1) anterior deltoid, 2) pectoralis major, 3) biceps brachii and 4) coracobrachialis.  See Figure 1 below: Figure 1. The Shoulder… read more

Part 6 of 12 – Arms Produce Torque in the Transverse, 3D, Plane In this part, I am going to explain to you how the arms are used in running.  And, to help you appreciate their role, I am going to continue showing you the human body in 3D (dimensions), not 2D, because, well, we live in a three dimensional world and not two, so, why limit ourselves, right? Misconceptions Abound About The Use of The Arms in Running Before I do, however, I want to bring up some of the numerous misunderstandings people sometimes have about the role of… read more