This Wristband Can Detect Cystic Fibrosis and Diabetes

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by Wendy Henderson |

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A new wristband has been designed to help doctors detect diseases like cystic fibrosis and diabetes. The wearable device has a mechanism that can determine the levels of sodium and chloride in a person’s sweat—two properties which, if elevated, can indicate cystic fibrosis.

MORE: Four common misconceptions about cystic fibrosis.

According to an article on, the wristband, which is a joint venture between the Stanford University of Medicine and the University of California-Berkeley, only needs a few moments on the wearer’s wrist to detect the amount of sodium and chloride in their sweat. This makes it a great tool for testing children who currently have to sit still for 3o minutes while sweat is collected for analysis using electrodes.

The device will also be able to establish the levels of glucose in a person’s sweat, which could make it an invaluable tool for diagnosing diabetes, says

MORE: Five areas of cystic fibrosis management for children. 

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