Biomarkers

How Sahha digital biomarkers work — standardized, real-time health data from wearables and smartphones covering sleep, activity, heart rate, and more.

Guides

14 guides
What is high-intensity activity and how is it measured
What is medium-intensity activity and why it counts
What is low-intensity activity and why it matters
Floors climbed as a health and fitness metric
Total energy burned vs active energy: what's the difference
What is active energy burned and how it's calculated
What are active hours and why they matter
What is active duration in fitness tracking
What is circadian alignment and how it affects health
What is sleep latency and how is it measured
What is sleep debt and why does it matter
What is sleep regularity and why it matters
When to Use Data Logs vs Biomarkers
Understanding biomarkers: the building blocks of health data