We tried continuous glucose monitors from Lingo and Stelo for 2 weeks. Here’s which one is better

Our editors tested two popular glucose monitors to determine which is the best for improving ​​diet, sleep and exercise habits.
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Fitbit's AI Coach Improves Sleep Tracking, Can Soon Read Your Medical Records

Two major upgrades to Fitbit’s AI Coach aim to improve sleep insights and to use your medical records to inform its advice.

Battle of the smart rings: Is the $150 Helio here to knock Oura out?

We tested the popular Oura Ring and Helio Ring for two months to determine which ring is better. Here’s what we found ...