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Learn how to build a production-ready React Native health app through this 30-minute conference talk that demonstrates creating an iOS application for Heart Rate Variability (HRV) monitoring. Discover the complete development process behind a real TestFlight app that transforms complex HRV data into actionable readiness scores for daily health optimization. Explore the fundamentals of Heart Rate Variability and its significance in managing stress and preventing burnout, while gaining hands-on insights into accessing Apple HealthKit data through React Native integration. Understand the strategic decision-making process behind choosing React Native over web development for health applications, and examine the implementation of baseline calculations and trend analysis using TypeScript. Dive into the mathematical concepts of coefficient of variation and its role in generating accurate readiness scores, while learning why on-device computation is crucial for health data processing. Master the use of Expo for streamlining build processes and App Store deployment, and develop skills for evaluating third-party React Native libraries effectively. Gain practical experience from a real-world application used by actual users, making this an invaluable resource for developers building health-focused mobile applications, integrating native APIs, or making informed decisions about React Native versus web development approaches.
