More athletes know the importance of using data to maximize their performance. We have already covered plenty of biosensing gadgets for that very purpose. The Nix Hydration Biosensor is also worth a look. It combines with your phone to show fluid and electrolyte losses in real time during workout. It has a compact pod that streams data to the Nix app in real-time. As you sweat, sweat rate, electrolyte loss rate, and sweat composition are measured.
The Nix Hydration Biosensor is compatible with smartphones, Apple Watch and Garmin watches. It uses a disposable patch to collect sweat for analysis. The biosensor weighs less than 0.5 ounces, so you can easily wear it around. The battery life lasts up to 24 hours. The companion app shows your historical data, so you can identify trends.[where to get it]