Efrat Weidberg

case study

Gatorade Gx Sweat Patch

Experience and Product Design

Agency:

Smart Design

Role:

Design Lead

I have omitted and obfuscated confidential information in this case study. The information in this case study is my own and does not necessarily reflect the views of Smart Design or Gatorade.

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The Gatorade Gx digital ecosystem combines wearable technology that captures an athlete’s sweat rate and electrolyte concentration directly from the skin with a smartphone app that processes the data using machine learning.

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My Role

Design Leadership

Hands-on design lead for all aspects of the Team Sweat Patch App, including planning, research, interaction and visual design, testing, dev handoff, QA, and communication design. Led other designers to push the work further.

User Insights & Ideation

Uncovered insights and translated user needs into features that address users' behaviors and motivations while balancing business needs and technical constraints.

Prototype & Research

Created prototypes of varying fidelity and conducted multiple rounds of research for concept assessment and usability testing.

Design Execution & Support

Designed all the screens and states and handed them over to the development team in batches.

Highlights

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The Problem

The amount of sweat/sodium lost can vary up to 15 times between seemingly similar individuals, meaning that different athletes require different amounts of hydration to keep their high performance and prevent injury. Gatorade Sports Science Institute has been performing scientifically-based Sweat Testing to determine athletes' specific hydration needs. Sweat testing is done using special equipment and qualified professionals. It required athlete fluid intake and weight measuring and a lab environment to process results.

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The Vision

Turning this resource-intensive process into a wearable device that is fast, simple, and accessible to everyone.



The Patch

Single use patch worn on the inner forearm that measures sweat rate and sodium composition. The companion mobile app utilizes image processing to read patch and deliver sweat rate, sodium composition, and personalized sports fuel recommendations

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The Gx Team Sweat Test App

The first version of the Sweat Test App was optimized for professional team sweat patch testing to be conducted by a coach or an athletic trainer.

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MVP Definition & App Flow

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Login and Team Data

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User Education

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Test Conditions

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Test in Progress

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Test Results

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Research Highlights

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High-fidelity Prototypes, Micro Interactions & Transitions

Hand-off & Documentation

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