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This new sensor could sniff out pneumonia on a person's breath

(Nitat Termmee/Moment/Getty Images) Waiting for chest X-rays or lab results to diagnose pneumonia and other lung-related ...

Your Car's OBD-II Port Can Do Way More Than You Think

Most drivers think the OBD-II port is only for check engine lights, but the right scanner can unlock live vehicle data and deeper diagnostics.