Device to tell when to replace your running shoes

"Stridekick" is the name of a device invented by two Babson College MBA students that tracks you running shoes usage to alert when it’s time to change them.
The Stridekick is a disposable device attached to a shoelace that logs the distance the shoes have been used and warns the owner when a certain level has been reached.
I suppose is like the Nike + iPod but without sending any information, and my bet is that shoe manufacturers will embed the device into the shoes. I have no information about that, though.
The two students have received an $11,500 grant from the National Collegiate
Inventors & Innovators Alliance (NCIIA) and the Lemelson Foundations to
create a working prototype and packaging and logo design.
Running shoes should be changed every 350-500 miles to avoid injuries. Until we don’t have the Stridekick we can use two "manual" methods for determining when is time to change them:
- Use a training journal to log your running distance (and other parameters).
- Multiply your average weekly mileage by the number of weeks you’ve been using the shoes.
The Final Sprint has a post full of advice on this.
More information at Telematics Journal, via The Raw Feed.
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