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The Boston Globe

Business

New flexible sensors on skin yield crucial data

Chips check routine things like hydration, threats like concussion

For years, scientists and engineers have struggled to design electronics that could conform to the human body as it moves and flexes.

But when a University of Illinois engineer, John Rogers, was experimenting with shaving down silicon to smaller, thinner threads in 2004, he discovered the material, which is used for computer chips and circuitry, could stretch and bend in unexpected ways.

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