Researchers create a health-monitoring device that is noninvasive, doesn't interfere with strenuous outdoor activities and can track a user's health at the molecular level. The system of flexible sensors and a flexible circuit board sticks to the skin and then detects and analyzes chemicals in sweat

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Researchers create a health-monitoring device that is noninvasive, doesn't interfere with strenuous outdoor activities and can track a user's health at the molecular level. The system of flexible sensors and a flexible circuit board sticks to the skin and then detects and analyzes chemicals in sweat