Health Intelligence Blog
Evidence-based guides on HRV, biomarker tracking, personal experiments, sleep optimization, and using AI to turn raw data into actionable intelligence.
n=1 methodology, why anecdotes fail, and what statistical significance means for individuals. The definitive guide to testing what actually works for your body.
HRV, sleep stages, glucose, cortisol, VO2 max — what each means for health optimization and how to prioritize what to measure.
The science of HRV, what affects it, and how to use it as a daily guide for training load, recovery, and stress management.
Early warning signs in HRV, sleep, and resting heart rate, what the research says, and how Vitalis detects them in your data.
The gap between collecting health data and understanding it — and what AI adds to turn numbers into actionable intelligence.
Deep vs light vs REM nuances, why sleep consistency matters more than duration, and chronotype alignment for better health.
What to track first, how to avoid data overload, and how to build a sustainable system for personal health monitoring.