WIRED Science: Space, Health, Biotech, and More

An Underwater Skin Sensor Lets Swimmers Track Their Sweat

WIRED Science: Space, Health, Biotech, and More

Sports teams collect sweat to analyze athlete performance, while companies market sweat replacement drinks and sweat-removal clothing to help keep sprinters, cyclists and tennis players happy. But so far, swimmers have been left high and dry. Today a team of researchers announced they have built a small, flexible, wireless sensor that sticks to a swimmer’s skin, allowing athletes to measure how much they need to drink during a workout or race.

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