If you're a runner you probably already use one or more gadgets while you run.

There are pedometers, GPS watches, and heart rate trackers out there along with many, many apps.

But how useful is the information those gadgets give you? If you're a runner that often experiences pain or is injury prone, you may want to know what you're doing wrong while you run. There's now a gadget and app for that!

Greg Dee introduces us to the Tune Insoles and tests them. Watch both videos with this article to see how it works.

To see how the test went...click HERE.