<ul><li>Scientists at KAUST have developed a way to measure hydration levels using smartphone touchscreen technology.</li><li>By analyzing how a fingertip interacts with the screen, changes in skin's ability to hold electric charge can indicate dehydration.</li><li>This innovation offers a simple, real-time method to monitor hydration status with just a single touch on the phone screen.</li><li>The technology could benefit not only fasters during Ramadan but also athletes, children, older adults, and individuals with kidney conditions.</li></ul>

How your touchscreen could warn you about dehydration

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