Beyond the Numbers: Can We Actually Measure Human Performance?

The article outlines a physician's personal investigation into the impact of wearable technology and biomarker testing on cardiovascular fitness and recovery following an illness. By using various data sources, including WHOOP and Apple Health, the author aims to explore the complexities of fitness metrics and their relationships, enhancing understanding of athletic performance and health.

Google Health and The End of Passive Health Tracking

For the last decade, consumer health technology has been organized around measurement: Steps. Calories. Rings closed. Resting heart rate. HRV. Sleep stages. Strain. Recovery. VO₂ max. Body temperature. Blood oxygen. Training load. The problem is not that these metrics are useless, but rather that consumers are drowning in biometric fragments. The more advanced wearables have … Continue reading Google Health and The End of Passive Health Tracking