Parasympathetic vs Sympathetic: Activate Your Body’s “Rest & Digest” Mode
Dr. Mukul Mittal, Medical Director at Ultrahuman, walks you through how to look at the parasympathetic ("rest and…
May 29, 2026
Wearable Tech
Articles to help you learn more about tracking your body vitals through wearable technology.
A1C Calculator: What Your Number Really Means
What does your A1C number actually mean? Dr. Mukul Mittal, Medical Director at Ultrahuman, walks through the A1C-to-glucose…
May 28, 2026
Sleeping Heart Rate by Age: 532,000 Ring Users’ Nightly Data Compared
What's a typical sleeping heart rate by age? Ultrahuman analyzed 532,000 Ring AIR users across 78 million nights…
May 28, 2026
Glutathione Benefits: The Master Antioxidant Explained
Glutathione benefits are real — but most oral supplements aren't. Mukul Mittal, Medical Director at Ultrahuman, walks through…
May 27, 2026
How to Lower A1C Naturally
Want to lower your A1C? Mukul Mittal, Medical Director at Ultrahuman, walks through the diet, exercise, weight, and…
May 26, 2026
Does Red Light Therapy Work? What the Evidence Supports
Does red light therapy actually work? Ultrahuman Medical Director Mukul Mittal walks through what the trial evidence supports…
May 25, 2026
HRV by Age and Gender: What’s Normal for Men vs Women
May 25, 2026
Cramping But No Period? Here’s What It Could Mean
If you're experiencing cramping without a period, Ultrahuman Medical Director Mukul Mittal explains common reasons
May 21, 2026
HRV Chart By Age: 528,000 Ring Users’ Heart Rate Variability Compared
We looked at 79 million nights of Ultrahuman data to discover typical ranges and trends – and explain…
May 21, 2026