Ed Sheeran might not be able to strum his guitar for a while. The singer posted a photo on Instagram showing his arm in a cast. In fact, neither of Sheeran's arms look like they're in good shape. In ...

Although cycling is a great form of cardiovascular and lower-body exercise, it doesn’t do a whole lot for the upper body. Over the years, various arm-and-leg-powered bikes have been developed, such as ...

A little girl in Texas born without a left arm can now ride a bike thanks to her new bionic arm. Mady Gardner was born without her left arm below the elbow. But like any other 8-year-old, she enjoys ...