RMSSD vs SDNN: HRV metrics explained
We explain the difference between RMSSD vs SDNN for measuring HRV, and which is best for understanding your…
Jun 04, 2025
All Articles
Find health guides and all information on metabolic health to feed the curious you.
Ultrahuman and Optimity partner for Ring AIR savings
Jun 02, 2025
Cauliflower rice and glucose explained
We explain how cauliflower rice can be a double-edged sword for glucose control, and the best pairings to…
May 30, 2025
How to connect Ultrahuman Ring AIR and Apple Health
Follow this step-by-step guide to connecting Apple Health and Ultrahuman data
May 30, 2025
Shift Work PowerPlug: How to manage irregular sleep patterns
Introducing the Ultrahuman Ring AIR's Shift Work PowerPlug and how it helps shift workers maximize rest and recovery.
May 30, 2025
Age and sleep: How to use sleep as an anti-aging power-up
We explain how sleep changes as we get older - and how to fight back
May 28, 2025
What is metabolic age? Understand and improve this key health metric
We explain metabolic age, and how to calculate and compare your basal metabolic rate
May 28, 2025
Why naps are the secret to living stronger, smarter, and longer
Why sleeping for 28 minutes can make you smarter, stronger – and live longer
May 22, 2025
Carrot and cucumber benefits: Metabolism, glucose and more
We look at the benefits of carrots and cucumbers, and the unique nutritional profile that could offer metabolic…
May 20, 2025