#ultrahuman

#ultrahuman

But Finnish ring manufacturer Oura has jumped so far ahead of the pack that it's scarcely fair to put them in the same category anymore. Last year's Oura Ring 4 was such an unmitigated success that out of 5.5 million Oura rings sold since its inception in 2013, nearly half of them were sold in the past year. They are popular purchases, and surely will be among the top sellers during Amazon's Big Deal Days.

Cycle and Ovulation Pro uses a temperature-sensing algorithm originally developed for viO's OvuSense fertility monitors, trained on a dataset of over 260,000 cycles.

Ultrahuman Home aims to integrate environmental awareness into personal health by continuously monitoring air quality, light, and noise, enabling informed decisions for healthier living.