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Find health guides and all information on metabolic health to feed the curious you.
5 heart rate variability (HRV) mistakes to avoid
We list common misconceptions about heart rate variability, and how to interpret the numbers
May 19, 2025
Your circadian rhythm and sleep-wake cycle explained
We explain why your circadian rhythm and sleep wake cycle is so important, and what affects your chronotype.
May 16, 2025
Women and sleep: Hormone impact and unique circadian rhythms explained
How hormones during the menstrual cycle, perimenopause, natural chronotypes and the mental load affect women's sleep patterns
May 15, 2025
Blood sugar and fruit: Best for glucose based on CGM data
We look at the real glucose impact of fruits with low glycemic index scores from Ultrahuman CGM data
May 15, 2025
Troubleshooting gaps in your HR, temperature or HRV
Seeing gaps in your Ultrahuman Ring AIR's HR, temperature or HRV data? Learn the common physical causes and simple fixes to restore accurate readings.
May 15, 2025
Chickpeas and nutrition: how they affect blood sugar
Chickpeas balance blood sugar spiking carbs with good levels of fat and protein, that can help mitigate glucose levels
May 14, 2025
Introducing: Cycle and Ovulation algo 2.0
Meet Cycle and Ovulation algo 2.0. Just six months after launch, Ultrahuman upgrades its subscription-free cycle and fertility tracking with sharper …
May 11, 2025
So what’s the patent that Oura is suing everyone for?
Understand the patent behind Oura's ITC case against smart ring makers, including Ultrahuman, and why the timing of the filing raises questions.
May 07, 2025
Introducing Cycle Aware Recovery
Understand how your body's menstrual cycle impacts your recovery
May 07, 2025