In the fourth century B.C., the Greek philosopher Aristotle laid down some key principles of running form. "Runners run faster if they swing their arms," he wrote. "There is in extending the arms a ...

While running may seem like a total lower body activity, your upper half does still play a role in helping you to become a stronger and more powerful runner. Read on to learn how your arms contribute ...

Swinging your arms when you run helps propel your body forward, but the arm swing component of running form isn't as simple as it looks. Various deviations from the ideal arm swing for runners, such ...