Analyzing your body in real time is the next frontier in running technology. And the first generation is already here.
These watches attempt to combine performance capabilities with wear-all-the-time fashion.
Here's your chance to run for your life.
He did it to thank retiring CEO, Steve Jobs.
He uses an app on his mobile phone to guide him.
Merrell created the app to go with their new line of minimalist shoes.
It weighs six pounds and can do almost anything.