24 Hours & 4 Smart Rings — Comparison, by FITNESATOR

I currently own (all) 4 smart rings — Oura ring Gen3, Circular Ring, RingConn Ring and Ultrahuman Ring. So this article will be a direct comparison of all the smart rings based on a day and night. In…

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Circular ring — full review. Some time ago, I published an article…, by FITNESATOR

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New” Ultrahuman Ring AIR. Out of the blue, a “new” Ultrahuman AIR…, by FITNESATOR

Circular ring — full review. Some time ago, I published an article…, by FITNESATOR