We received tremendous feedback from participants in The Wall Street Journal Fitness Challenge, a six-week program developed by Arnie Kander, an NBA sports performance coach. Haven’t signed up yet?

Our bodies are built for running – it was a necessary skill back when our predecessors had to hide from predators in the forest. Now, it's a method for us to stay fit and reduce stress and anxiety.

You’ve probably heard that running with the right form is paramount if you want to perform well and avoid injury. The same concept applies to any exercise across the board. But while you’ve probably ...

When it comes to workout moves push-ups are about as basic and old school as it gets. But you know what they say, ‘if it ain’t broke, don’t fix it,’ right? As tough as they can be, push-ups remain a ...

Add Yahoo as a preferred source to see more of our stories on Google. Using proper form while exercising improves performance overall and lowers the risk of knee or back pain. (Getty Images) (vitapix ...