Gatorade is today releasing a new fitness wearable that tests your sweat to let you know how and when to best rehydrate after working out. The Gx Sweat Patch is sold in packages of two for $25 and pairs with Gatorade’s Gx app to let you efficiently hydrate and hopefully recover faster and avoid cramps in the process.
The sweat patch is applied to your left inner arm before a workout and slurps up sweat as you move, funneling the fluid through a color-changing channel on the patch. After you’re done working out, you use the Gx App to scan the patch. Gatorade says it’s able to offer insights on how much body fluid was lost and how much sodium needs to be replenished (presumably with Gatorade) to recover efficiently.
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