Now that the iPhone and other smart phones have taken center stage, there's another malady gaining traction... text neck.
In order to point at the poles your arms must not only point northward and southward, but downward.
Why do we swing our arms while walking? Scientists are researching how we walk.
Why do arms sometimes fall asleep and why do they start to tingle?
Believe it or not, you can trick the muscles in your arms into effortlessly pulling your arms up, as if helium balloons were tied to your wrists.
Though they make it look easy, skateboarders spend a tremendous amount of time practicing when it comes to perfecting the ollie.