Pronation running
Source google image: https://s-media-cache-ak0.pinimg.com/originals/6b/3d/70/6b3d70107cfb62a66a0c32e670f9c608.gif
Pronation running
Source google image: https://s-media-cache-ak0.pinimg.com/originals/6b/3d/70/6b3d70107cfb62a66a0c32e670f9c608.gif
