What does your sweat say about your health? Wearing a new skin patch during exercise may help you find out. Scientists say they have developed a quarter-sized device that sticks to your skin and analyzes your sweat.
John Rogers, lead author of a study reporting development of the new skin patch, says sweat is “a rich, chemical broth containing a number of important chemical compounds with physiological health information.”
Results sent to smartphone
But the wearable can do more than nudge users to hydrate. In addition to measuring a person's sweat rate and total sweat loss, the patch can detect the presence of a biomarker for cystic fibrosis. In the future, researchers say it could even be used as a tool for disease diagnosis.
Findings from the test of the device on two groups of cyclists were published in the journal Science Translational Medicine.
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