In this week’s Medical Discovery News by UTMB professor David Niesel and Professor Emeritus Norbert Herzog: While the Scout tricorder still needs FDA approval and more data need to be gathered to validate its accuracy, a simple device that determines so many vital signs so quickly would be a valuable tool for first responders, health care providers, and consumers. The column also appears in the Galveston County Daily News. Learn more at www.medicaldiscoverynews.com.