When we walk or run, swinging our arms is a vital activity. We need it to free up our hips and the lower extremities. For instance, as the left arm swings forward, the right hip and leg also move forward, and vice versa. Putting it another...
When we walk or run, swinging our arms is a vital activity. We need it to free up our hips and the lower extremities. For instance, as the left arm swings forward, the right hip and leg also move forward, and vice versa. Putting it another...
When we walk or run, swinging...