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Knee brace generates electricity

knee brace powerThe University of Michigan has made some impressive strides in the area of human generated electricity.

Their latest prototype is a knee brace that harnesses the energy normally lost when the knee is bent. It can produce up to 5 watts of power, which would be enough juice to run 10 mobile phones.

It would be interesting to see how much electricity the average person generates over the course of a day?

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