Wireless arm-worn bioimpedance sensor for continuous assessment of whole-body hydration

Proceedings of the National Academy of Sciences, Volume 122, Issue 29, July 2025. <br/>SignificanceHydration is essential for human health and bodily function. Dehydration impairs cognition and physical performance and can lead to serious conditions such as kidney stones and chronic disease. State-of-the-art methods offer only momentary …