Discover how the Cardiovascular Age feature from Oura uses photoplethysmography (PPG) and pulse wave velocity (PWV) to help members better understand their heart health.

Explore the white paper for a detailed examination of the underlying science, methodologies, and health implications of the Cardiovascular Age feature.

Ready to learn more? Fill in your details below for instant access to the white paper.

Executive Summary


  • Oura has introduced a pioneering approach to understanding and managing cardiovascular health with advanced analysis of estimated arterial stiffness. The Cardiovascular Age feature builds upon the rich data collected during periods of rest and sleep, offering members insights into the aging of their cardiovascular system.
  • Oura Ring utilizes photoplethysmography (PPG) technology to estimate arterial stiffness and cardiovascular age, providing a deeper understanding of vascular health and aging.
  • Oura offers members actionable insights into how lifestyle factors influence their vascular health, emphasizing the role of physical exercise, dietary habits, and lifestyle choices in maintaining cardiovascular health – and Cardiovascular Age provides a novel composite metric of a personalized, proactive health future.
  • This feature complements existing Oura features, such as sleep, activity, stress and resilience, and heart rate tracking, providing a more holistic view of the member’s health and well-being.
  • The Cardiovascular Age feature represents a significant advancement in personal health monitoring, empowering Oura members to take control of their vascular health, make informed decisions, and take data-informed action to improve their overall health and longevity.



  • Foreword by Dr. Sara Szal Gottfried
  • Authors
  • Table of Contents
  • Key Terms
  • Executive Summary
  • Introduction
  • Background and Research
  • Measuring Cardiovascular Age
  • Cardiovascular Age Algorithm
  • Limitations
  • Conclusion
  • References
Live healthier, longer with Oura's new heart health features.
Shop Now